Diagnostic Test

WARNING: This page is about a different car, the 2009 Jeep Patriot and 2009 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.

MILEAGE NOT PROGRAMMED IN THE POWERTRAIN CONTROL MODULE (PCM)
1. Ignition on, engine not running.
2. With a scan tool, Clear DTCs.
3. Using the scan tool, program the vehicle mileage into the Powertrain Control Module (PCM).
4. Start the engine and allow it to reach normal operating temperature.
5. With a scan tool, select View DTCs.
  Is the status Active for this DTC?
  
  Yes
  - Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information.
  - Perform the PCM Verification Test. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure .
  No
  - Test complete.
  - Perform the PCM Verification Test. See DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure .