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Failed Recognition Of The Ignition Key Immobilizer Code

WARNING: This page is about a different car, the 2020 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.
STEP OPERATION TO BE CARRIED OUT OK (NO FAULTS DETECTED) FAULT DETECTED OPERATION
1 SECOND KEY RECOGNITION CHECK 
  • Check that the second key is correctly recognized.
  • If the second key is recognize, replace the first key.
 End of diagnosis. The second key is not recognized. Go to step 2  .
2 CHECK USING DIAGNOSIS TOOL 
  • Check that the Body Control Module (BCM) is working correctly.
 End of diagnosis. Incorrect BCM operation. Replace the BCM. Refer to MODULE, BODY CONTROL (BCM), REMOVAL AND INSTALLATION .
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