Diagnostic Test

WARNING: This page is about a different car, the 2011 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

POWERTRAIN DTCS PRESENT
1. Ignition on.
2. With the scan tool, read DTCs in the Powertrain Control Module.
  Are there any active DTCs present?
  
  Yes
  - Refer to the DIAGNOSTIC CODE INDEX and perform the applicable diagnostic procedure.
  - Perform the TRANSFER CASE VERIFICATION TEST. Refer to TRANSFER CASE VERIFICATION TEST .
  No
  - Replace the Final Drive Control Module (FDCM) in accordance with the Service Information.
  - Perform the TRANSFER CASE VERIFICATION TEST. Refer to TRANSFER CASE VERIFICATION TEST .