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.

CHECK FOR AN INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, record and erase the WIN DTCs.
3. Cycle the ignition switch from on to off, wait five seconds and then back to on.
4. With the scan tool, read the active WIN DTCs.
  Does the scan tool display: B1A77- REMOTE START ANTENNA CIRCUIT LOW as Active?
  
  Yes
  - Go To 2.
  No
  - Verify the FOBIK in use is the FOBIK that caused this DTC to set. If it was, refer to STANDARD PROCEDURE and perform the WIN INTERMITTENT TEST.
CHECK WIN
1. Unplug the Remote Start Antenna from the WIN module.
2. With the scan tool, record and erase the WIN DTCs.
3. Cycle the ignition switch from on to off, wait five seconds and then back to on, wait five seconds.
4. With the scan tool, read the active WIN DTCs.
  Does the scan tool display; "B1A79-Remote Start Antenna Circuit Open or Not Connected" as Active?
  
  Yes
  - Replace the Remote Start Antenna in accordance with the Service Information.
  - Refer to STANDARD PROCEDURE and perform the WIN VERIFICATION TEST.
  No
  - Replace and program the Wireless Ignition Node (WIN) in accordance with the Service Information. Refer to RECEIVER, WIRELESS IGNITION NODE, REMOVAL .
  - Refer to STANDARD PROCEDURE and perform the WIN VERIFICATION TEST.