Diagnostic Test
- CHECK FOR A DTC C1234-DRIVE TEST: SENSOR CLUSTER INSTALLATION NOTE:
This DTC must be active for the results of this test to be valid.
- Turn the ignition on.
- With the scan tool, read and record DTCs.
- With the scan tool, read and record Environmental Data to help identify the conditions in which the DTC was set.
- Perform ECU initialization with drive test. Perform the ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- Start the engine.
- With the scan tool, read and record DTCs.
Does the scan tool display: C1234-DRIVE TEST: SENSOR CLUSTER INSTALLATION?
Yes
- Go To 2
No
- Perform the ABS-INTERMITTENT CONDITION TEST. Refer to STANDARD PROCEDURE .
- CHECK THE DYNAMICS SENSOR INSTALLATION NOTE:
Dynamics Sensor installation and mounting bolt torque is crucial for proper operation.
- Turn the ignition off.
- Check the Dynamics Sensor for damaged, modified, and bent mounting brackets.
- Check the Dynamics Sensor mounting bolts for a loose or over tightened condition.
Were any problems found?
Yes
- Repair as necessary.
- Perform ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Replace the Dynamics Sensor in accordance with the Service Information.
- Perform ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .