Diagnostic Test
WARNING: This page is about a different variant/trim than selected.
- ACTIVE DTC NOTE:
Diagnose any Brake Pedal Position Sensor DTCs in the ABS/ESP Module before continuing.
NOTE:For vehicle communication problems, use the scan tool to refer to the Network Review Screen. The screen depicts a high level view of the vehicle network. Fault and problem areas appear in red. Selecting any of the network components allows access to the source of the problem.
- Ignition on, engine not running.
- With the scan tool, select View PCM DTCs.
Is the DTC Active at this time?
Yes
- Go To 2.
No
- Refer to STANDARD PROCEDURE and perform the INTERMITTENT CONDITION diagnostic procedure.
- U0121-LOST COMMUNICATION WITH ABS MODULE ALSO SET
- With the scan tool continue reading DTCs.
Is the U0121-LOST COMMUNICATION WITH ABS MODULE also set?
Yes
- Refer to U0121-00-LOST COMMUNICATION WITH ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE and perform the diagnostic procedure.
No
- Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information. Refer to MODULE, POWERTRAIN CONTROL, REMOVAL .
- Refer to STANDARD PROCEDURE and perform the POWERTRAIN VERIFICATION TEST.
- With the scan tool continue reading DTCs.