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.

REMOTE START ANTENNA NOT CONNECTED
1. Verify that the Remote Start Antenna is connected to the WIN.
2. Disconnect the Remote Start Antenna and reconnect it to make sure that it is seated correctly.
3. Turn the ignition on.
4. With the scan tool, record and erase the WCM DTCs.
5. Cycle the ignition switch from on to off, wait five seconds and then back to on, wait five seconds.
6. With the scan tool, read the active WCM DTCs.
  Does the scan tool display: B1A79- REMOTE START ANTENNA CIRCUIT OPEN OR NOT CONNECTED as Active?
  
  Yes
  - Go To 2.
  No
  - Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
CHECK REMOTE START ANTENNA
1. Turn the ignition off.
2. Secure a new Remote Start Antenna and connect the connector to the WCM.
3. Turn the ignition on.
4. With the scan tool, record and erase the WCM DTCs.
5. Cycle the ignition switch from on to off, wait five seconds and then back to on.
6. With the scan tool, read the active WCM DTCs.
  Does the scan tool display: B1A79- REMOTE START ANTENNA CIRCUIT OPEN OR NOT CONNECTED as Active?
  
  Yes
  - Replace the Wireless Control Module (WCM/SKREEM) in accordance with the Service Information. Refer to MODULE, SENTRY KEY IMMOBILIZER (SKREEM), REMOVAL .
  - Perform the WCM VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Finish the installation of the Remote Start Antenna in accordance with the Service Information. Refer to ANTENNA, REMOTE START, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .