MITSUBISHI MOTORS M.U.T.-III Owner’s Manual Multi Use Tester < Ver.
M.U.T.-III User's Manual Foreword This manual explains M.U.T.-III: functions, operating procedures, and other related information. By reading this manual you will obtain a basic understanding of M.U.T.-III and Vehicle Communication Interface (hereafter abbreviated as V.C.I.) functions and methods of operation. Because there are differences in M.U.T.-III methods of operation due to the vehicle electronic control system, be sure to read this manual and Online Help prior to operation.
M.U.T.-III User's Manual Table of Contents Chapter 1 Product Overview........................................................................................ 1 1-1. Precautions...............................................................................................................................1 1-2. V.C.I. Outline Drawing and Component Names........................................................................2 1-3. M.U.T.-III Components Explanations .............................................
Chapter 9 CAN Bus Diagnosis................................................................................... 65 9-1. Diagnosing the CAN Bus ........................................................................................................65 Chapter 10 ECU Reprogramming .............................................................................. 66 10-1. Process Flow Chart ..............................................................................................................66 10-2.
For Your Safety For Your Safety To ensure proper use of this product and prevent personal injury and property damage, various graphic displays are used in the user’s manual. The graphic displays and respective meanings are described below. Warning Caution messages alert you to a procedure or practice which, if not followed correctly, could lead to serious injury and/or property damage.
For Your Safety Warning The V.C.I. screen is liquid crystal display or LCD. In the unlikely event that the display breaks due to impact, do not let your skin come in contact with the LCD fluid. • If your skin comes in contact with the LCD fluid, wash your skin thoroughly with water. If skin rash or abnormality occurs seek medical attention from a doctor. Do not use the unit if the power AC adapter plug or cord is damaged or plugging into the outlet is loose.
For Your Safety Please Note Do not expose the PC or V.C.I. to direct sunlight or high temperatures, or leave the unit in sun-heated cars. Such action may result in system failure. Store the PC and V.C.I. in a dry environment at room temperatures. Moving the PC and V.C.I. to a location with a very different temperature and humidity than that of the previous location may result in external or internal condensation. Caution is required. Protect the PC and V.C.I.
Precautions Chapter 1 Product Overview 1-1. Precautions Service Work Precautions • Be sure to follow all basic service work precautions when using M.U.T.-III during vehicle inspection and service work. • For detailed information regarding service work precautions, refer to the service instruction manual of each vehicle. Work Precautions • When performing vehicle inspection work at the work site with the engine running, either use an exhaust gas discharger or ventilate the area sufficiently.
V.C.I. Outline Drawing and Component Names 1-2. V.C.I. Outline Drawing and Component Names The names of the V.C.I. components are indicated in the figure below. I/F cartridges 1 3 M.U.T.-III main harness A (MB991910) 2 7 4 8 M.U.T.-III main harness B (MB991911) 9 10 M.U.T.-III main harness C (MB991914) (For US only) 6 5 USB cable (MB991827) Measurement adapter (MB991825) Trigger harness (MB991826) (Not available in US) CF memory card ＆ adapter (MB991939) (MB991853) <> 1.
M.U.T.-III Components Explanations 1-3. M.U.T.-III Components Explanations (1) Vehicle Communication Interface (V.C.I.) (MB991824) A communication interface used to connect the vehicle ECUs and the PC. 1. When connected with the PC • Vehicle diagnosis (Interactive fault diagnosis with MEDIC-II) • SWS communication & CAN communication support & DCC support • Drive recorder • ECU reprogramming • Volt, Ohm, measurement • Fuel pressure measurement (Not available in US) 2. When used with the V.C.I.
M.U.T.-III Components Explanations (5) M.U.T.-III Main Harness C (MB991914) (For US only) Used when connecting the V.C.I. with vehicles that have the 420A engine and F4AC1 transaxle. (6) USB Cable (MB991827) Used to connect the PC to the V.C.I. (7) Trigger Harness (MB991826) (Not available in US) A harness with a trigger button used to manually insert a trigger point for data acquisition from the drive recorder function during data recording.
Harness Connection Method 1-4. Harness Connection Method Recommended harness connection sequence [1] Start the PC. [2] While the PC is starting, connect the USB cable to the V.C.I. [3] After the PC boots to the M.U.T.-III main screen, connect the USB cable to the PC. Note: Disconnect the USB cable from the V.C.I. after the PC has shut down. However, if the USB cable is disconnected during use, a warning message indicating device disconnection such as that shown in Figure 1 appears.
Combination Chart of Harness and Vehicle 1-5. Combination Chart of Harness and Vehicle 01 02 03 04 05 M.U.T.-III Main Harness A M.U.T.-III Main Harness B M.U.T.-III Main Harness C Conventional Vehicle Inspection Adapter Harness ECU Update Adapter Harness Use of the M.U.T.-III main harness A, B or C (US only) is determined by the type of data-link connector installed in the vehicle.
Combination Chart of Harness and Vehicle Vehicle data-link-connector : 16pin type to 16pin data-link-connector Main harness A Vehicle data-link-connector : 16pin + 12 pin type to 12pin data-link-connector to 16pin data-link-connector Main harness B Vehicle data-link-connector : 12pin type to 12pin data-link-connector to cigarette lighter Main harness B Conventional Vehicle Inspection Adapter harness (M.U.T.
Basic Functions Chapter 2 M.U.T.-III Functions 2-1. Basic Functions Can be used with all vehicle installed electronic control systems (with built-in diagnostic functions) from model year 1984. Function Synopsis DTC readout Reads various diagnostic codes and displays the codes by name and number. Data List Reads RAM data inside ECU and displays the data in digital and graphic form.
V.C.I. Functions 2-2. V.C.I. Functions 2-2-1. Fault Diagnosis The system diagnoses faults by receiving instructions from the PC and communicating with the vehicle-installed ECU. When the system is connected to the PC, V.C.I. keys are disabled. [Start Screen] *When the USB cable is connected to the system, the screen illustrated on the left appears. The screen indicates the flow of signals between the PC (P) and V.C.I. (V) using “P V” and “P V”. 2-2-2.
Starting PC and M.U.T.-III System Chapter 3 Operating M.U.T.-III 3-1. Starting and Shutting the M.U.T.-III System 3-1-1. Starting the M.U.T.-III System [Starting up PC] Turn on the power of M.U.T.-III PC. For instruction on how to start up the M.U.T.-III Scan Tool Viewer (STV) system, please refer to the operation manual of the MEDC-II system. 3-1-2. Shutting Down the M.U.T.-III System [Closing M.U.T.-III System] (1) Press button on each diagnostic screen to return to the STV Top Menu screen (see (2)).
Screen Explanations 3-2. Screen Explanations To diagnose vehicles by selecting each system (ECU). e.g. -Reading diagnostic trouble code -Actuator test -Drive recorder < STV Top Menu > For detailed operation procedure, refer to 3-3-1. -To display saved data (Drive recorder, SWS monitor) -ECU reprogramming (Chapter 10) -Measurement Function (Chapter 11) To set various settings e.g. environment, printer. For detailed operation procedure, refer to 3-4. Starts the CAN bus diagnosis. Refer to Chapter 9.
Screen Explanations The Special Function selection screen allows you to switch between major categories by selecting the tabs located on the upper part of the screen. The diagnostic screen displays three titles in layer format, informing you what is being implemented on each system. The screen does not allow you to switch systems by selecting the upper title areas.
Basic Flow to Start Diagnosis 3-3. Basic Flow to Start Diagnosis 3-3-1. Basic Flow of System Select Diagnosis (1) STV Top Menu Press System Select button on the STV Top Menu screen. (2) System Selection Screen Select either one of “Up to 2005MY” or “From 2006MY” for the Model Year of the vehicle you are diagnosing. Then follow the each operation below. When selecting “Up to 2005 MY” 1. Select a system on the System List (*a), and press *a . 2.
Basic Flow to Start Diagnosis (3) Function Selection Screen After System selection, the Function selection menu of the selected system appears. Select a button that you want to perform. In the picture on the left shows the screen appears when the MFI system, which is a representative example, is selected. Details of each buttons are as follows. [ MFI‘s Function Selection menu ] Note: As available functions differ between systems, there might be functions that will not appear when you select other system.
Vehicle Information Setting 3-3-2. Vehicle Information Setting Pressing button, on System Selection Screen or other vehicle-confirmation screen, displays the Vehicle Information Setting Screen. This screen allows you to modify the diagnosing vehicle information. (1) Vehicle Information Setting Screen -Currently selected information is displayed in each item’s field. (Blank space means the information is not selected.) - VIN is a compulsory input.
Option Settings 3-4. Option Settings 3-4-1. Edit Option Settings (1) Press Maintenance button on the STV Top Menu screen. [ Environment ] [ Data Update ] (2) Select a button corresponding to your purpose. [ Environment ] Change Environmental setting --To set the driver, which the Service manual data should be installed. Show environmental setting --To view the settings. Unit set --To select US unit or metric unit, e.g. lbs : kg Printer set --To set output conditions of the printer. (3-4-2.
Useful Functions 3-5. Useful Functions 3-5-1. Online Help Function (1) The button on each screen is the online help button for that screen. (2) The online help function allows you to view a general overview of each screen and refer to explanations of the various button functions. If you wish to move the screen up or down, select the applicable scroll button located on the right side of the screen.
Diagnostic Code Chapter 4 Diagnosis Function 4-1. Diagnostic Trouble Code 4-1-1. Reading and Erasing Diagnostic Trouble Code (DTC) (1) Select a system that you want to diagnose on the System Selection screen. (For instruction on how to select a system, refer to 3-3-1) - In the explanation that follows, the method is explained using the MFI system as a representative example. Note: If the engine is OBD, a check code appears. (2) Press Diagnostic Trouble Code button.
Data List 4-2. Data List (Service Data monitor) 4-2-1. Display of Data List (1) Displaying Text style Press Data List button on the screen 4-1-1(2), and the left screen will be displayed. -- Select item -- to 4-2-2(1). -- 4items/4Graphs display -- to (2) -- 4items/View Graph (overwrite) --to (3) -- Displays “Data List Reference Table” of Service Manual to view normal value. (Not available in US and Australia) (2) Displaying Graphs 1 The graph screen displays the data of 4items/4graphs.
Data List 4-2-2. Details of Data List Screen (1) Displaying Item Selection Select a group of the data to be displayed, and press button. Item Select By default, none of the items are selected. Select an item that you wish to display, and apply the selection using or buttons. When the selection has completed, press button. --Inserts all the items from “Available item list” into the selection areas of “Selected item list.
Data List (3) Changing Item Display Order -On the data list display screen, you can change the display order of the items. The change is possible for both text display and graph display. -The display order change can be performed with the data list displayed continuously. (The graph display is reset.) -Selecting the name display area of an item fixes the item. Then over-scrolling only the items not selected using the vertical scroll keys changes the order.
Actuator Test 4-3. Actuator Test Press Actuator Test button on the screen 4-1-1.(2), then go to 4-3-1 or 4-3-2 to proceed, according to the type of the screen, A or B. 4-3-1. Actuator Test (Type A) If the screen illustrated on the left appears…. (1) Select a test item and press button to activate actuator. --Displays “Actuator test Reference Table” of Service Manual.
Actuator Test 4-3-2. Actuator Test (Type B) If the screen illustrated on (2) or (3) appears…. (1) Press button located next to item name, and select a test item from the pull-down menu. -When the selected item has no parameters -- to (2) -When the selected item has parameters -- to (3) --Data List simultaneous display (Text) --Data List simultaneous display (Graphs) (2) Press button to execute Actuator Test.
Actuator Test (5) Actuator Test Executing If you want to interrupt the Actuator Test, press When completes the test, a dialog box appears. Press button. returns to screen (2) or (3). Data List simultaneous display (Text) Refer to (1)-(5). --Select items for Data list display Data List simultaneous display (Graphs) Refer to (1)-(5). --Select items for Data list display --Change Time Scale --Change Data Scale 24 button.
Special Function Chapter 5 Special Function (Calibration & Setting) 5-1. ECU Information 5-1-1. Displays ECU Information (KWP2000 on CAN only) (1) Function Select Select a system on the System Selection screen. (For instruction on how to select a system, refer to 3-3-1) Special Function button on Function Then press selection menu of the selected system. (2) Special Function menu Select Press ECU Information button. (3) The table of ECU Information appears. 5-2. Learned Value Reset 5-2-1.
Special Function 5-3. Seat Weight Sensor Accuracy Check 5-3-1. Seat Weight Sensor Accuracy Check (1) Function Select Select “SRS-AIR BAG” system on the System Selection screen.(For instruction on how to select a system, refer to 3-3-1) (2) Function Select Press the Special Function button. (3) Function Select Press the Seat Weight Sensor Accuracy Check button (4) Step1: Accuracy Check –66lbsSlide the passenger seat to forward end.
Special Function (6) Accuracy Check Results After the Accuracy Check completed normally, the results of each test is displayed. 5-3-2. Zero-Calibration (1) When the Accuracy Check is NG, the massage illustrated on the left will be displayed. Start the procedure for Zero-calibration in order to retry the Weight Sensor Accuracy check --OK – to (2) --Cancel – back to 5-3-1.(4) / (5) (2) Zero-calibration Unload weight and remove friction.
Special Function 5-4. Steering Angle Sensor Calibration 5-4-1. Steering Angle Sensor Calibration (1) System Select Select “Steering Angle Sensor” on the System Selection screen. (For instruction on how to select a system, refer to 3-3-1) (2) Function Select Press Special Function button. (3) Special Function menu Select Press Steering Angle Sensor Calibration button. (4) Steering Angle Sensor Calibration Select a command item and press the button to execute.
Special Function (6) Study Completed --OK --to (4). (7) Re-calibration If the SAS needs re-calibration, press the execute SAS initialization. --Cancel --to (4). (8) Initialization Press the button to button to execute. (9) Clear DTCs Confirmation --Start --to (10). --Cancel --to (8). Note: This operation will clear DTCs and all internal error. (10) Clear Completed --OK --to (4).
Special Function 5-5. Lateral G sensor Calibration 5-5-1. Lateral G sensor Calibration (1) System Select Select “ABS/ASC/ASTC” on the System Selection screen. (For instruction on how to select a system, refer to 3-3-1) (2) Function Select Press Special Function button. (3) Special Function menu Select Press Sensor Calibration button. (4) Execute Screen Press the button to execute. (5) Execute Confirmation --Start --Cancel --to (4).
Special Function 5-6. TPMS ID Registration and Checking 5-6-1. TPMS Special Function (1) System Select Select “TPMS” on the System Selection screen. (For instruction on how to select a system, refer to 3-3-1) (2) Function Select Press the Special Function button. (3) Function Select Tire Pressure Sensor ID Registration button -- to 5-6-2. Tire Pressure Sensor ID Check button -- to 5-6-3. Tire Pressure Sensor Check button -- to 5-6-4. 5-6-2.
Special Function (3) Registration Execution If you want to interrupt the ID Registration, press the button. -- to (4) When the registration complete, Registration Result will be displayed. Press button. -- to (5) (4) Registration Cancel Confirmation -- OK -- back to (1) -- NO -- back to (3) (5) ID Registration completed. --OK 5-6-3. Tire Pressure Sensor ID Check The registered Tire Pressure Sensor ID is displayed.
Special Function 5-6-4. Tire Pressure Sensor Check (1) Press the button to execute. (2) Tire Pressure Sensor Check execution Confirmation --Start --Cancel (3) Tire Pressure Sensor Check Executing If you want to interrupt the Sensor Checking, press the button. -- to (4) When the check completed, the result will be displayed. Press the button.
Drive Recorder Chapter 6 Drive Recorder 6-1. How to Record the Data There are two ways for recording the data, “Recording by V.C.I.alone (6-1-1)”, and “Recording on PC with displaying data (6-1-2)”. Please select one of them and follow the procedure. 6-1-1. Recording by V.C.I. alone This section describes the operation for recording data using only V.C.I. without connecting to PC.
Drive Recorder (4) Item Select • Select an item you wish to record and apply the selection using button. --Inserts the item selected in “Available items list” into the selected area of “Selected items list”. --Inserts the item selected in “Selected items list” into the lowermost area of “Available items list”. --Inserts all the items from “Selected items list” into the lowermost areas of “Available item list”.
Drive Recorder (7) When “Threshold Trigger” is selected in (5), the left screen appears. • Select an item and edit conditions in Condition Editing table appearing at the bottom of the screen, first.
Drive Recorder (9) View V.C.I. Regeneration Data 1. For the data recorded in the selected V.C.I. recording area, the settings of the items are displayed. -- Deletes data recorded in the V.C.I. Select a data you wish to delete, and press this button -- to 2 -- Cancel -- to (8) 2. Delete Confirmation --OK --Cancel (10) Enter the record information (memo) Enter the reference information, such as the vehicle model and diagnosed system name.
Drive Recorder (13) The contents check of setting (3/3) (Only if selected in (7)) The list of Threshold conditions appears. --To check recording setting --To check set items Press button transmits the settings to the V.C.I.-- To (14) (14) Transmit Confirmation By pressing button on screen (11)/(12)/(13), the record settings are transmitted to V.C.I.. Press button. (15) Once the settings have been transmitted from the PC to the V.C.I.
Drive Recorder (18) Starting Recording To start recording, turn off the engine first, and then turn the ignition switch ON or start the engine and turn the V.C.I. power switch ON. Recording begins after communication initialization. Note: -The number in parenthesis on the V.C.I. LCD screen indicates the recording area of the V.C.I. drive recorder. (19) Trigger -With a manual trigger, pressing the V.C.I. Enter key activates the trigger, displaying “T” on the screen.
Drive Recorder 6-1-2. Recording on PC with displaying data This section describes the operation for saving the data at a file with displaying it as the set up record conditions on PC. (1) System Select Select a system for which the drive recorder is to be used on the System Selection screen. (For instruction on how to select a system, refer to 3-3-1) - The following explanation describes how to set the drive recorder settings of the MFI system as a representative example.
Drive Recorder (4) Item Select • Select an item you wish to record and apply the selection using button. --Inserts the item selected in “Available items list” into the selected area of “Selected items list”. --Inserts the item selected in “Selected items list” into the lowermost area of “Available items list”. --Inserts all the items from “Selected items list” into the lowermost areas of “Available items list”.
Drive Recorder (8) PC Drive recorder setup • Please confirm the contents of record setting, and set up the sampling interval with the cursor or button. • Select a display format for recording (either Graph or Text) having a circle marked “ ”. --Displaying item Select (‘Graph’ only)--to (9) --OK -- to (10) Note: -The sampling interval time indicates the data-recording interval for one item. A setting of “0 sec” (fastest) results in the fastest sampling interval.
Drive Recorder (12) The contents check of setting (2/3) The list of set recording items appears. --To check threshold trigger conditions (if selected) --To check recording setting Pressing starts recording – go to (14) Note: When “Graph” is selected in (8), the background color of the name column of the item, which is to be displayed in graph during the recording, changes into yellow.
Drive Recorder (15) Save record data On the screens of (14), pressing button ends the data acquisition and saves it, and then displays a dialog indicating completion of the record data saving. -- OK --To Drive Recorder function select menu screen (Refer to (3)). Note: *In the case that there is no record data, a dialog is displayed confirming whether to stop the recording. -- OK -- To the drive recorder function select menu -- Cancel --To (14) to start recording again.
Drive Recorder 6-1-3. Reuse past setting condition Record (Read Setting Conditions) button allows you to restore past recording conditions so that you can execute recording under the same conditions as those used with previously recorded data files. (1) Press Record (Read Setting Conditions) button on the Drive Recorder function menu. (refer to 6-1-1(3)) (2) Select the data you wish to restore, and press The data was recorded using V.C.I.
Drive Recorder 6-2. Recorded Data Handling 6-2-1. Transmit data on V.C.I. to PC To view the data recorded on V.C.I., you need to transfer it from V.C.I. to PC first. Connect V.C.I. and PC using a USB cable and operate following procedures. (1) You can transfer the data using only V.C.I. and PC, without connecting to the vehicle. Press Special Function button on the STV Top Menu.--to (2) Or, if the V.C.I.
Drive Recorder (5) Display of V.C.I. Data The status of V.C.I. recording area is displayed. Select a data to be transferred into PC, and press --to (6) When you wish to delete a data, select it and press . . (6) Transfer Confirmation Press button. (7) The data is being transferred from V.C.I. to PC. Please wait for a while. (8) After completion of data transfer, a dialog box appears asking whether to delete the data on V.C.I.. : Deletes the data, then returns to screen (5).
Drive Recorder 6-2-2. Data Edit Functions (1) Press Special Function on the STV Top Menu. Then select System Functions tab on the upper part of the screen, then press Drive Recorder (Display only) . Or, if V.C.I. is already connected to the vehicle, you can press Data display on the function menu of the recorded system. (Refer to 6-1-1(3)) --to (3) (2) Press Data display button.
Drive Recorder (4) Edit Data Information 1. Select a file to edit and press [K] button to display the screen illustrated on the left, where you can edit the record information that was entered in 6-1-1(10) or 6-1-2(10). Press button. 2. Edit Confirmation Press button. returns to (3) (5) Delete Data 1. To delete a data file loaded on the PC, click the check box next to file No. in the file list (refer to (3)) to place a check mark, and press button. (Two or more check marks can be placed.
Drive Recorder 2. Drive Select Select a drive for saving the data files, and press button. 3. Data Saved The files are saved. Press button. (7) Data Storing 1. The data saved in a removable disk before can be stored into the PC. -Insert the disk into the PC, first. -Press Data Storing button on the Drive Recorder function menu. (Refer to (2)) 2. Drive Select Select the drive storing the data. 3. Data Storage Complete The data has been loaded to PC. Press button.
Drive Recorder 6-3. Display and Analysis of the Recorded Data 6-3-1. Display the recorded data (1) Press Special Function on the STV Top Menu. Then select the System Functions tab on the upper part of the screen, and press Drive Recorder (Display only),. then press Data display button. -Or, if the PC is connected to the vehicle through V.C.I., you can press Data display on the function menu of the recorded system.
Drive Recorder Displaying Graph 1 --Text data --Graph data 2 --Select item (to (4)) --Edits extraction conditions (to 6-3-2.(1)) --Jumps to a trigger point --Saves data (to 6-3-2.(3)) --Displays a correlation diagram (to 6-3-3.(1)) --Displays a distribution chart (to 6-3-3.(2)) --Change Time Scale --Change Data Scale --View 1/3 --View 2/3 --View 3/3 Displaying Graph 2 Displayed items are overlaid on a graph. -The function buttons are the same as Graph1.
Drive Recorder 6-3-2. Extraction and Search of the recorded data Recorded data can be extracted or retrieved for display on predetermined conditions. Time range, threshold of item etc. can be set as condition of extraction or retrieval.
Drive Recorder (2) Conditions setting for data search Condition setting screen shown on the left will be displayed after pressing button on text data display screen. • Select an item and edit its condition in Condition editing table appearing at the bottom of the screen. (See (1) for more details.) • Then, press button to set the condition onto Retrieval condition table. (Retrieval condition table can include up to 8 conditions.
Drive Recorder 6-3-3. Diagram and Chart (1) Setting the Correlation Diagram Pressing button on the screen illustrated in 6-3-1(3) displays the correlation diagram settings screen as illustrated on the left. Setting the target data time range, item names and data display range and pressing button displays the correlation diagram.
Drive Recorder 6-3-4. Other Functions (1) Changing Item Display Order On the data list display screen, you can change the display order of the items. The change is possible for both text display and graph display. -Selecting the name display area of an item fixes the item. -Then over-scrolling only the items not selected using scroll keys changes the order. -The selection can be released by selecting the item again.
SWS Monitor Chapter 7 SWS Monitor 7-1. SWS Monitor Operation Precautionary Notes Prior to connecting or disconnecting the SWS monitor and vehicle, be sure to turn the ignition switch OFF. 1. If the SWS monitor is connected to the column switch connecter, connecting the SWS monitor cartridge and V.C.I. prior to V.C.I. power activation may cause damage to the V.C.I. Refer to connection instructions for more details – connect the monitor cartridge after the V.C.I. is connected to the vehicle and the V.C.I.
SWS Monitor (3) Function Select The SWS monitor menu screen appears. ECU Comm Check -- to 7-1-2. Data List -- to 7-1-3. Function Diag. -- to 7-1-4. Drive Recorder -- to 7-1-5. 7-1-2. Checking ECU Communication (1) Item Select The item selection screen appears. Select items to check and press button. Note: All items are selected as default. (2) Displaying Graph “OK” appears if the ECU is communicating properly, and “NG” appears if there is a communication error.
SWS Monitor (2) Displaying Graph --View text --to (4) --Change Time Scale --Change Data Scale (3) Displaying Texts Data List Reference Table --Displays the Data List of the Service manual. (Not Available in US, Australia) Simulated Vehicle Speed Output -Allows you to simultaneously view the Simulated Vehicle speed and Data List. --to (5) --View graph (4) Simulated Vehicle Speed Output The Simulated Vehicle speed output function displays the simulated vehicle speed and Data List simultaneously.
SWS Monitor (3) Displaying Graph --View Text --to (4) --Change Time Scale --Change Data Scale Note: If required operating conditions are not met, the item number appears in pink color. (4) Displaying Text Data List Reference Table : (Not Available in US, Australia) Displays the Data list of the Service manual. --View Graph Note: If required operating conditions are not met, the item number appears in pink color. 7-1-5.
SWS Monitor (4) Selecting the Trigger Method Manual trigger -Allows you to apply the trigger manually. Item trigger -Allows you to select one or two items and uses the ON or OFF signal of the item(s) as a trigger to start recording. (5) Setting the Recording Time The recording time can be set from 0day 0h 0min to 5days 0h 0min. If you do not wish to set a recording time, press button without setting the time. The day and time are set using .
SWS Monitor (8) Ending Recording To end recording, press button. (9) Data Display Select Data Display button on the screen of (1). You can also display recorded data by returning to the STV Top Menu, selecting Special Functions, then selecting the system function SWS Drive Recorder. In this case, you can view the data without connecting V.C.I. to the vehicle by using an AC-DC adapter (MB991878). (10) You can set a time in which you wish to regenerate and view the data as described below.
Coding Function Chapter 8 Coding Function 8-1. VIN Writing Function • This is the function for VIN writing into ECU, which is required by U.S. regulation. You need to set it for a new installed ECU when replace ECUs. • In case VIN has not been written into ECU, DTC (Diagnostic Trouble Code) will be stored and the MIL (Malfunction Indicator Lamp) will light up. 8-1-1. VIN Writing Function (1) Select “MFI” system on the System Selection screen.
Coding Function (5) A confirmation dialog box appears. Press button to execute VIN writing. When VIN writing is complete, another dialog box appears. Press button again. (6) The Results of VIN Writing are displayed. To exit this screen, press or button. 8-1-2. VIN information display (1) Select VIN Information button on 8-1-1(3), and the screen illustrated on the left appears. To exit this screen, press 64 or button.
Diagnosing the CAN Bus Chapter 9 CAN Bus Diagnosis 9-1. Diagnosing the CAN Bus < CAUTION > • When you execute CAN Bus diagnosis, use M.U.T.-III main harness A. • When you execute CAN Bus diagnosis, halt the vehicle. • Calibrate ohmmeter to 0 point periodically for proper diagnosis. (refer to 11-2-2.) 9-1-1. CAN Bus Diagnosis (1) Start Screen Press CAN Bus Diagnosis button on the STV Top Menu (illustrated on 3-2), then the left screen appears.
ECU Reprogramming Chapter 10 ECU Reprogramming Notes: • This function enables the program installed in ECU to be reprogrammed using M.U.T.-III. • As VIN or other setting information on ECU is not erased by this reprogramming, you do not need to rewrite VIN. 10-1. Process Flow Chart Reprogramming by K-Line communication system -There are 7 different ways for ECU reprogramming as shown below. -Procedure (a) is recommendable due to the most simple in operation. -File extension code is “ .rpg”.
ECU Reprogramming 10-2. Equipments Necessary parts for ECU reprogramming are as follows Parts Name Parts Number M.U.T.-III Personal Computer Update CD-ROM of reprogramming data CF Memory card（128MB） MB991853 CF Memory Card Adaptor MB991939 V.C.I. MB991824 M.U.T.-Ⅲ Main Harness A（44-16） ＊1 MB991910 M.U.T.-Ⅲ Main Harness B（44-16/12） MB991911 Reprogramming adapter Harness （12-13）＊2 MB991855 Only when reprogramming with V.C.I.
ECU Reprogramming 10-3. Data preparation on PC from Update CD-ROM 10-3-1. PC Update Operation (CD-ROM PC) (1) When an Update CD-ROM of ECU reprogramming data is distributed newly, insert the CD-ROM into CD-drive on PC. (2) Press Special function button on STV Top Menu. (3) Select System Function tab, and press ECU reprogramming button. (4) The message “Please update to a new database file.” is displayed when the new Update CD-ROM is recognized. Press button.
ECU Reprogramming 10-4. Reprogramming Operation ( V.C.I. alone ) 10-4-1. Data transfer (PC Memory Card) (1) Start up the M.U.T.-III system. Insert the Memory card (MB991853) into the Card Adaptor (MB991939), and then insert them into m-card slot on PC. The following window appears when the card has been inserted properly. Wait till the message disappears. (2) Press Special function button on STV Top Menu. (3) Select System Function tab, and press ECU reprogramming button.
ECU Reprogramming (6) Press button when the message “It transfers data to the memory card. Are you ready?” appears (7) Data transfer The progress bar is displayed during the transfer. (8) The data transfer is complete. Press button. (9) Before you remove the memory card, double-click the below icon for removal of the adaptor. Double click here (10) Select [PCMCIA IDE/ATAPI Controller] or the other appropriate device, then press Stop button.
ECU Reprogramming (11) Verify the contents of the selection, then press OK button. (12) After displayed the message “The device can now be safely removed from the system”, push the lever on the side of PC card slot and remove the memory card. Caution: Do not remove the memory card away unless complete above method or turn off the PC. 10-4-2. Equipment Set-Up (1) Insert the Memory card (MB991853), which is storing the reprogramming data, into the Card adaptor (MB991939) and insert them into V.C.I.
ECU Reprogramming 10-4-3. Data Retrieval (Memory card V.C.I.) (a). Automatic Data Retrieval (b). Select and Load Data (c). (Special case) (a). Automatic Data Retrieval 1 Automatic RPG D/B ver. N03041 VN02031.rpg Rewrite ECU? (1) Select “Automatic RPG” in main menu and press Enter key. Version No.of data base file appears. By waiting 10sec or pressing Enter key, V.C.I starts communicating with ECU and retrieves reprogramming data file with the ECU’s parts No.and ROM-ID.
ECU Reprogramming (b). Select and Load Data 3 Load RPG file 001 VN02031.rpg 002 VN01111.rpg 003 VN01093.rpg (1) Select “Load RPG file” in main menu by Enter key. key, and press (2) Select a reprogramming data file by key, and press Enter key. Esc key： Move back to main menu. Remark: -The data files are displayed in numeric order of data No.. (From big to small; new to old) VN02031.rpg Rewrite ECU? (3) Reconfirm the data file No.
ECU Reprogramming 10-4-4. In case of Engine ECU Part# MD351868 ROM-ID 120926 Reprogramming ECU ( V.C.I. Vehicle ECU ) (1) ECU parts No.and ROM-ID No. are displayed. Press Enter key to start reprogramming. ESC / key : restart V.C.I. Auto change in 4 sec* Press Enter to Reprogram ECU In case of PCM (Engine & A/T ECU) ENG P/N MD351868 R-ID 120926 Auto change in 4 sec* AT P/N MD351868 R-ID B53500 * : By pressing key, immediately move to next.
ECU Reprogramming In Progress STEP1 ....... In Progress STEP2 ......... In Progress STEP3 ......... In Progress STEP4 ......... (2) 5 steps progress is displayed while reprogramming. Caution: • Do not press any key during reprogramming automatically proceeding. • Do not turn off V.C.I power or IG switch during reprogramming. STEP1: Saving the data to the back up memory. STEP2: Erasing data in ECU. STEP3: Writing reprogramming data STEP4: Verifying the data between ECU and V.C.I.
ECU Reprogramming 10-5. Reprogramming Operation ( V.C.I. - PC connected ) 10-5-1. Search method Selection (1) Press Special function button on STV Top Menu. (2) Press ECU Reprogramming button. (3) Select an appropriate button. Automatic Reprogramming (K-line) --to 10-5-2(a) - Automatically searches appropriate Reprogramming data stored in PC. Database File Display --to 10-5-2(b) - Shows the list of Reprogramming data stored in PC.
ECU Reprogramming 10-5-2. Data Search & Transfer (PC V.C.I.) (a). Automatic Data Search (b). Database File display (c). Reprogramming Data Selection (d). Search (a). Automatic Data Search (1) Press Automatic Reprogramming (K-line) button on the function menu, then the left dialog box appears. Verify the connection of V.C.I. and harness, and press . Applicable reprogramming data is searched from database installed in PC automatically. (2) Result of the search appears.
ECU Reprogramming (c). Reprogramming Data Selection To select the reprogramming data from arbitrary directories. (1) Press Reprogramming Data Selection button on the function menu, then the left screen appears. --to select arbitrary drive and directory (2) On this screen, select an appropriate data file and press to start transferring the data into V.C.I memory. Note: -The displayed data as default is in the folder shown below.
ECU Reprogramming (d). Search To search the reprogramming data by inputting ECU Part No., ROM-ID, or Data No. (1) Press Search button on the function menu, then the left screen appears. Input search key info in the input column, then press . Note: • To input, 2 ways can be taken. -By PC keyboard -By virtual keyboard --press • Some info need to be a combination with the other info for data search - Current ECU P/N & ROM-ID need to be together. - Data No. needs no other info.
ECU Reprogramming 10-6. Reprogramming by CAN communication (1) Press Special Function button on STV Top Menu. (2) Press ECU reprogramming button. (3) Press Automatic Reprogramming (CAN) button. Note: Other 5 buttons are for K-line system and not for CAN system. (4) Vehicle choice -Selected Model year and Model Code of the vehicle are indicated. -Select a system (ECU) and loading option, and press button. -If you select other Model year and Model code, press button and select model.
ECU Reprogramming (6) Data search Searching the target reprogramming data. < Unnecessary reprogramming > ・ Appropriate reprogramming data is not released. ・ Onboard ECU Part No. and S/W Part No. are indicated. Unnecessary reprogramming Target data found < Complete reprogramming > ・ Onboard ECU has reprogrammed. ・ Onboard ECU Part No. and S/W Part No. are indicated. Complete reprogramming (7) Data check -The appropriate reprogramming data is indicated. -Press button to go to next.
ECU Reprogramming 10-7. Troubleshooting of Reprogramming 10-7-1. Trouble of Reprogramming on K-Line communication No. 1 Message During ECU reprogramming Vehicle battery voltage is low. During ECU reprogramming 2 Checking ECU Download error. During ECU reprogramming. 3 ECU-Check error Press Enter key During ECU reprogramming Download error No.**** 4 Auto change in 4 sec Press Enter key to retry After select [Automatic RPG] from V.C.I. Main menu.
ECU Reprogramming No. 6 Message During Automatic RPG with V.C.I.alone. No response from vehicle ECU During Automatic RPG with V.C.I.alone. 7 8 CK VNxxxxx.rpg In PC card Cause/Remedy There is no ECU for requiring reprogramming IG switch not positioned “ON”. Main Harness not connected. 1. Turn off the V.C.I. power. 2. Verify the connection of harness, and condition of harness itself. 3. Verify if the ECU for required reprogramming is installed. 4.
ECU Reprogramming N o. 4 Message Cause/Remedy < Cause > ・Connection between V.C.I. and vehicle malfunctioned. ・The power switch of V.C.I. is OFF. < Remedy > ・Confirm connection between V.C.I. and vehicle. ・Confirm the power switch of V.C.I. 5 < Cause > ・No reprogramming data (CFF file) exists in PC. < Remedy > ・Reinstall reprogramming data (CFF file). 6 < Cause > ・While reprogramming, an error occurred. < Remedy > ・Restart reprogramming process from beginning.
Measurement Functions Chapter 11 Measurement Functions 11-1. Injector-Type Fuel Consumption Measurement 11-1-1. Function Select (1) Press Special function button on the STV Top Menu (illustrated on 3-2), then select Measurement Functions tab on the upper part of the screen. Press Fuel consumption measurement (Injection) button on this menu screen. (2) Function Selection Measurements in Real-time -- to 11-1-2. Data Display -- to 11-1-3. Analyze -- to 11-1-4. Print out -- To print out the view graph.
Measurement Functions (3) View Graph The data of 4 items/4 graphs are displayed. -Pressing button stops recording. -Once recording has been stopped, the data is automatically saved. --View Text To (4). Note: The file name is set as “FU+Year Month Day+Time (military time including seconds)”. (4) View Text --View Graph To (3) --Stop Record 11-1-3. Data Display (1) Select a record file containing the data you wish to check. Set the necessary speed range with , and select unit of measurement with .
Measurement Functions 11-1-4. Performing Simplified Analysis (1) Select a record file containing the data you wish to analyze. Set the necessary speed range and displayed unit of measurement, and then press button. --Delete Data --Save Data （2） Viewing Analysis Results ---Change displayed Unit 11-2. Fuel pressure, Voltage, Ohmmeter, Oscilloscope 11-2-1.
Measurement Functions (2) Put the pressure gauge on the fuel pipeline. Press Fuel Pressure Measurement on the menu screen of 11-1-1(1). The selection screen of pressure gauge appears. Select a pressure gauge and press button. (3) Entering the Calibration value Enter the calibration volt which you measured in (1), and press button. (4) Measuring Fuel Pressure The measured value is displayed on the graph. 11-2-2.
Measurement Functions 11-2-3. Oscilloscope Function (1) Press Oscilloscope on the menu screen of 11-1-1(1). This function allows you to observe the continuous waveform, which is loaded from the voltage measurement terminal, on PC screen using test leads (MB991499, etc).
Individual Troubleshooting Procedures Chapter 12 Troubleshooting Procedures 12-1. Individual Troubleshooting Procedures This chapter describes troubleshooting guidelines for the causes of main error messages as well as error symptoms. Note: The messages described herein sometimes appear simultaneously with other screens. For details regarding circuit inspection, see the electrical wiring diagrams of the applicable vehicle. Communications lines are determined by the system and communication method.
Individual Troubleshooting Procedures No. Message/Symptom Cause Remedy 1. Connect the unit to the PC (for power activation) while pressing the V.C.I. “Esc” key. 2. Verify that the V.C.I. screen display indicates “Maintenance Mode”. 4 The screen “ECU Reprogramming” appears as soon as the V.C.I. power is activated. 3. In order to install the V.C.I. basic application, using the automatic version upgrade feature, start the PC M.U.T.-III diagnostic application and attempt diagnosis.
V.C.I. Electrical Properties Chapter 13 Reference Material 13-1. V.C.I. Electrical Properties Rated voltage DC12V, 24V Ground polarity (-) Power supply (guaranteed operation range) DC 8.0 - 32.
<> Appendix << Terminology >> In alphabetical order A AMT: Abbreviation for Automated Manual Transmission Electronic Controlled Unit. ASC: Abbreviation for Active Stability Control System. C CAN: Abbreviation for Controller Area Network. A system that shares data between ECUs through communication. The processing of each command (signal) is possible using a communication line only. D Data transmission: The transmission of data stored from one memory area to another memory area.
<> O Online help: Also referred to as the online manual. An operation manual loaded on M.U.T.-III, which gives easy-to-understand explanations on how to use the various functions. It also provides processing methods related to the operation currently performed when the user is unsure how to perform an operation during application use. R RAM: Abbreviation for Random Access Memory. A memory device that is capable of both read and write operations.
Screen Button Explanations << Screen Button Explanations >> The name and function of each button icon are described below. Button Image Button Name Button Image Button Function Button Name Button Function Main menu Close the M.U.T.-III Screen. Add Adds items. Home Returns the screen to the STV Top menu screen. View V.C.I. Regeneration data Displays a list of V.C.I. Regeneration data. Return one level Returns the screen to the upper layer screen. Delete file Deletes files.
Screen Button Explanations Button Image Button Name Save to HDD Button Image Button Function Save to Hard drive. Button Name Button Function Esc ESC Key function of V.C.I. Disconnect cartridge Disconnects the SWS monitor cartridge. Enter Enter Key function of V.C.I. Start diagnosis Down arrow Down arrow Key function of V.C.I. Related information Related information Bookmark Displays bookmarks (pages with bookmarks). Zero point calibration Corrects the calibration on measurement function.
