Diagnostic Test

WARNING: This page is about a different car, the 2012 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR A DTC C2206-VEHICLE CONFIGURATION MISMATCH
NOTE:
This DTC must be active for the results of this test to be valid and this DTC will be active when a new module is installed until initialization is performed.
1. Turn the ignition on.
2. With the scan tool, read and record DTCs.
3. With the scan tool, erase DTCs.
4. Perform ECU initialization with drive test on FDCM.
  Perform the TRANSFER CASE VERIFICATION TEST. Refer to TRANSFER CASE VERIFICATION TEST .
5. Cycle the ignition switch from off to on.
6. With the scan tool, read and record DTCs.
  Does the scan tool display: C2206-VEHICLE CONFIGURATION MISMATCH?
  
  Yes
  - Go To 2.
  No
  - FDCM is now configured.
VERIFY THAT THE CORRECT TRANSFER CASE SWITCH IS INSTALLED
NOTE:
Verify the correct Transfer Case Switch part number is installed for the correct for the correct Transfer Case.
1. Turn the ignition to the lock position.
2. The correct Transfer Case Switch for the MP 1522 Transfer Case will read 4WD LOCK in the center position.
3. The correct Transfer Case Switch for the MP 3022 Transfer Case will read 4WD AUTO in the center position.
  Is the correct Transfer Case Switch installed for the correct Transfer Case?
  
  Yes
  - Go To 3.
  No
  - Replace the Transfer Case Switch in accordance with the Service Information.
  - Perform the TRANSFER CASE VERIFICATION TEST. Refer to TRANSFER CASE VERIFICATION TEST .
VERIFY THAT THE TIPM IS CONFIGURED CORRECTLY
1. Turn the ignition on.
2. Check the following data to ensure the TIPM is configured correctly. Engine Displacement (PCM), 2WD 4WD or AWD, Axle ratio N/A, Vehicle Line (BCM), Brake type 1=ESP, Suspension 1, 2 or 3.
  NOTE:
  The DTC will be active when a new controller is installed until initialization is performed.
  
  Was the TIPM configured correctly?
  
  Yes
  - Replace the FDCM in accordance with the Service Information.
  - Perform the TRANSFER CASE VERIFICATION TEST. Refer to TRANSFER CASE VERIFICATION TEST .
  No
  - Reprogram the appropriate module.
  - Perform the TRANSFER CASE VERIFICATION TEST. Refer to TRANSFER CASE VERIFICATION TEST .