Diagnostic Test

WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.

CHECKING FOR OTHER PCM DTCS

Turn the ignition on.
With the scan tool, read the PCM DTCs.
Are there other DEF DTCs present?

Yes
- Perform the Diagnostics for those DTCs before continuing with this one.
- Perform the PCM VERIFICATION TEST. Refer to PCM VERIFICATION TEST .
No
- Replace the Powertrain Control Module (PCM) in accordance with the service information.
- Perform the PCM VERIFICATION TEST. Refer to PCM VERIFICATION TEST .