Diagnostic Test

WARNING: This page is about a different car, the 2019 RAM 3500 HD and 2019 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.

NEW POWERTRAIN CONTROL MODULE
1. If the PCM was replaced and not programmed this DTC will set.
2. With a scan tool clear DTCs.
  Has the PCM been replaced on this vehicle?
  
  Yes
  - Program the Powertrain Control Module (PCM) with the correct software.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 2
DOWNLOAD FAILED
1. If the vehicle lost battery power or the scan tool was disconnected during programming, this DTC will set.
  Was a software download interrupted during the download process?
  
  Yes
  - Reprogram the Powertrain Control Module in accordance with the Service Information.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 3
UNAPPROVED SOFTWARE INSTALLED
1. Unapproved software programmed into the Powertrain Control Module is not a warrantable repair.
  If tests one and two do not apply, the vehicle has been programmed with unapproved software.
  
  Yes
  - Reprogram the Powertrain Control Module with the correct software.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .