Diagnostic Test

WARNING: This page is about a different car, the 2022 Chrysler Voyager and 2022 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC
1. With the scan tool, read Body Control Module (BCM) DTCs and record on the repair order.
2. Record the Environmental Data and any DTCs.
3. With the scan tool, erase DTCs.
4. Using the recorded Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
5. With the scan tool, read BCM DTCs.
  Did the DTC return?
  
  Yes
  - Go to 2
  No
  - Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .
CONFIGURE THE LIGHT RAIN SENSOR MODULE (LRSM) TO THE VEHICLE
1. With the scan tool, program the LRSM to the vehicle configuration.
2. With the scan tool, erase BCM DTCs.
3. Cycle the ignition switch from off to on at least five times, leaving the ignition on for a minimum of 90 seconds per cycle.
4. With the scan tool, read the BCM DTCs.
  Did the DTC return?
  
  Yes
  - Replace the Light Rain Sensing Module (LRSM) in accordance with the service information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Test complete.