Diagnostic Test

WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

PROGRAMMING MILEAGE INTO THE PCM

Turn the ignition on.
With the scan tool, erase DTCs.
Using a scan tool, program the mileage into the PCM.
Start the engine.
Allow the engine to reach normal operating temperature.
With the scan tool, read DTCs.
Does the DTC reset?

Yes
- Replace and program the Powertrain Control Module in accordance with the Service Information. Refer to MODULE, POWERTRAIN CONTROL, REMOVAL . Refer to PCM/ECM REPROGRAMMING - GAS .
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- The mileage has been successfully programmed into the PCM. Test is complete.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .