Specifications

ON-BOARD DIAGNOSTIC
F147
F
DTC P0507
A6E397001087W04
Diagnostic procedure
DTC P0507 Idle control system RPM higher than expected
DETECTION
CONDITION
• Actual idle speed is higher than expected by 200 rpm for 14 s, when brake pedal is depressed (brake
switch is on) and steering wheel is held straight ahead (power steering pressure switch is off).
Note
• If atmospheric pressure is less than 72.3 kPa {542 mmHg, 21.3 inHg} or intake air temperature is
below -10 °
°°
°C {14 °
°°
°F}, PCM cancels diagnosis of P0507.
Diagnostic support note
• This is a continuous monitor (CCM).
• MIL illuminates if PCM detects the above malfunction conditions in two consecutive drive cycles or in one
drive cycle while the DTC for the same malfunction has been stored in the PCM.
• PENDING CODE is available if PCM detects the above malfunction condition during first drive cycle.
• FREEZE FRAME DATA is available.
• DTC is stored in PCM memory.
POSSIBLE
CAUSE
• IAC valve malfunction
• Accelerator cable misadjusting
• Actuator cable misadjusting
• Throttle valve malfunction
• Vacuum hose misconnection
• PCM malfunction
STEP INSPECTION ACTION
1 VERIFY FREEZE FRAME DATA HAS BEEN
RECORDED
• Has FREEZE FRAME DATA been recorded?
Yes Go to next step.
No Record FREEZE FRAME DATA on repair order, then go to
next step.
2 VERIFY RELATED SERVICE INFORMATION
AVAILABILITY
• Check for related Service Information
availability.
• Is any related Service Information available?
Yes Perform repair or diagnosis according to available Service
Information.
• If vehicle is not repaired, go to next step.
No Go to next step.
3 VERIFY RELATED PENDING OR STORED
DTCS
• Turn ignition key to OFF, then ON (Engine
OFF).
• Verify pending code or stored DTCs using
WDS or equivalent.
• Is other DTC present?
Yes Repair applicable DTCs.
(See F67 DTC TABLE.)
No Go to next step.
4 INSPECT IAC VALVE MALFUNCTION
• Perform IAC valve inspection.
(See F13 IDLE AIR CONTROL (IAC) VALVE
INSPECTION.)
• Is IAC valve okay?
Yes Go to next step.
No Replace IAC valve, then go to Step 9.
5 INSPECT ACCELERATOR CABLE FREE PLAY
• Turn ignition key to OFF.
• Is accelerator cable free play okay?
(See F16 ACCELERATOR CABLE
INSPECTION/ADJUSTMENT.)
Yes Go to next step.
No Adjust accelerator cable free play, then go to Step 9.
(See F16 ACCELERATOR CABLE INSPECTION/
ADJUSTMENT.)
6 INSPECT ACTUATOR CABLE FREE PLAY
• Is actuator cable adjustments okay?
Yes Go to next step.
No Adjust actuator cable free play, then go to Step 9.
7 INSPECT VACUUM HOSE CONNECTION
• Are vacuum hoses connecting accurately?
(See F10 VACUUM HOSE ROUTING
DIAGRAM.)
Yes Go to next step.
No Reconnect vacuum hose accurately, then go to step 9.
8 VISUAL INSPECT THROTTLE VALVE
• Remove throttle body.
• Is throttle valve fully closed?
Yes Go to next step.
No Clean or replace throttle body, then go to next step.