Test Description
The numbers below refer to the step numbers on the diagnostic table.
- 2: Perform the Steering Position Sensor Test in order to verify that the steering wheel position sensor (SWPS) is operating properly.
- 3: Verify that the Lateral Accelerometer Signal parameter is within the valid range.
- 4: Verify that the Yaw Rate Signal parameter is within the valid range.
DTC C0252
| Step | Action | Values | Yes | No |
|---|---|---|---|---|
| Schematic Reference: ABS Schematics | ||||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 |
|
- | Go to Step 3 | Go to Step 7 |
| 3 | With a scan tool, observe the Lateral Accelerometer Signal parameter in the Vehicle Stability Enhancement System (VSES) data list. Does the scan tool display within the specified range? |
2.3-2.7 V | Go to Step 4 | Go to Step 8 |
| 4 | With a scan tool, observe the Yaw Rate Signal parameter in the VSES data list. Does the scan tool display within the specified range? |
2.3-2.7 V | Go to Step 5 | Go to Step 8 |
| 5 |
|
- | Go to Step 6 | Go to Diagnostic Aids |
| 6 | Replace the electronic brake control module (EBCM). Refer to Control Module References
in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the replacement? |
- | Go to Step 9 | - |
| 7 | Replace the steering wheel position sensor (SWPS). Refer to Steering Wheel Position Sensor or Steering Shaft Lower Bearing Replacement
in Steering Wheel and Column. Did you complete the replacement? |
- | Go to Step 9 | - |
| 8 | Replace the yaw rate/lateral accelerometer sensor. Refer to Yaw Rate Sensor/Lateral Accelerometer Replacement . Did you complete the replacement? |
- | Go to Step 9 | - |
| 9 |
|
- | Go to Step 2 | System OK |