Diagnostic Test

WARNING: This page is about a different car, the 2012 RAM Pickup and 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

VERIFY PCM PROGRAMMING
1. Using the scan tool, record and erase all DTCs in the PCM.
2. Turn the Ignition Off, and wait fifteen seconds before turning the Ignition On.
3. Wait one minute, and read the active PCM DTCs.
  Does the scan tool display: U1197-SECURITY SEED RESPONSE NOT RECEIVED FROM ECM/PCM as active?
  
  Yes
  - Refer to STANDARD PROCEDURE for 3.7L/4.7L/5.7L or STANDARD PROCEDURE for 6.7L and perform the PCM/ECM REPROGRAMMING procedure.
  - Refer to STANDARD PROCEDURE for 3.7L/4.7L/5.7L or STANDARD PROCEDURE for 6.7L and perform the POWERTRAIN VERIFICATION TEST.
  No
  - Repair is complete.
  - Refer to STANDARD PROCEDURE and perform the BODY VERIFICATION TEST.