Diagnostic Test
WARNING: This page is about a different car, the 2014 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
- ACTIVE DTC 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
- Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to STANDARD PROCEDURE .
- ABS COMMUNICATION RELATED DTCS IN OTHER MODULES
- With a scan tool check for ABS lost messages/communication related DTCs in other modules on the CAN Bus.
Are there any ABS lost messages/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. Refer to MODULE, POWERTRAIN CONTROL, REMOVAL .
- Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- With a scan tool check for ABS lost messages/communication related DTCs in other modules on the CAN Bus.