Diagnostic Test

WARNING: This page is about a different car, the 2020 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC
1. Using the scan tool, record and erase the DTCs.
2. Cycle the ignition to the Lock position.
  NOTE:
  Do not apply the brake or the clutch in the next step.
3. Press the KIN in all positions several times.
4. Cycle the ignition off and then back on.
5. Using the scan tool, read the active DTCs.
  Does the scan tool display; B1A7D-2A-START BUTTON - STUCK?
  
  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 poor pin fit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
EXAMINE THE KEYLESS IGNITION NODE
1. Check for anything that could cause the button to stick.
  Could you find anything that would cause a sticking condition?
  
  Yes
  - Repair as necessary.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  No
  - Replace the Keyless Ignition Node (KIN) in accordance with the Service Information. Refer to MODULE, KEYLESS IGNITION NODE (KIN), REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .