Specifications

Chassis Specialist : Electric Power Steering
Page 20
11. Observe the scan tool and wait until the display reads “Calibration Complete”. Enter the
steering system data list and verify the steering wheel position (if equipped) reads 0
+
/
-
5
degrees. If the steering wheel position sensor reads outside of the parameter, the display should
read “Procedure Failed”, try to repeat the calibration again.
12. Exit from the steering system menu and check the steering for any uneven feel while rotating
the steering wheel from side to side.
13. Clear all EPS trouble codes from all modules.
14. Turn the ignition OFF
After turning off the ignition DO NOT disconnect the battery or EPS module for 25 seconds before
proceeding with other vehicle repairs or the module will not retain the information that was
inputted.
If the vehicle has a steering wheel position (or angle sensor), the centre position will also have to be
calibrated in the electronic brake control module (EBCM)
Steering Angle (Position) Sensor Centreing
The steering wheel position sensor must be centred whenever the steering gear, column, position
sensor, intermediate shaft or EBCM has been replaced.
The steering position sensor requires a scan tool to calibrate it.
1. Park the vehicle on a flat level surface, transmission in PARK
2. Install the scan tool and build the vehicle
3. Turn the ignition ON with the engine OFF
4. From the vehicle control systems/module set up menu access the EBCM/Steering position
Sensor Calibration
5. Follow the scan tool directions to complete the procedure. You will have to turn the steering
wheel left 5 degrees and right 5 degrees and back to the straight ahead position
6. Clear all EPS diagnostic trouble code in all module
7. Procedure has been completed