Diagnostic Test
- ACTIVE DTC NOTE:
Diagnose all CAN 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 COMMUNICATION RELATED DTCs IN OTHER MODULES
- With a scan tool check for ABS communication related DTCs in other modules on the CAN Bus.
Are there any ABS communication related DTCs in other modules on the CAN Bus at this time?
Yes
- Replace and program the Anti-lock Brake Module (ABM) in accordance with the service information.
- Perform the PCM VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
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 communication related DTCs in other modules on the CAN Bus.