Diagnostic Test
- ACTIVE DTC NOTE:
Diagnose all CAN B and C communication DTCs before continuing.
- Turn the ignition on.
- With a scan tool, view DTCs.
Is the status Active for this DTC?
Yes
- Go To 2
No
- Refer to STORED LOST COMMUNICATION DTCS and perform the Stored Lost Communication DTCs diagnostic procedure.
- ABS/ESP COMMUNICATION RELATED DTCS IN OTHER MODULES
- With a scan tool check for ABS/ESP communication related DTCs in other modules on the CAN Bus.
Are there any ESP communication related DTCs in other modules on the CAN Bus at this time?
Yes
- Replace and program the ABS Module in accordance with the Service Information.
- Perform the ABS VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information.
- Perform the PCM VERIFICATION Test. Refer to POWERTRAIN VERIFICATION TEST .
- With a scan tool check for ABS/ESP communication related DTCs in other modules on the CAN Bus.