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Home >> Jeep >> 2022 >> Compass Red >> Repair and Diagnosis >> External Pages >> Different car >> Section 66 ((Occupant Classification Module (OCM) - Electrical Diagnostics)) >> DTC Troubleshooting >> U0140-00-Lost Communication With Body Control Module >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2021 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.

VERIFY DTC IS ACTIVE 

  1. Turn the ignition on.
  2. With the scan tool, read the active DTCs.

    Does the scan tool display this DTC as active?

    Yes 

    • Refer to  DIAGNOSIS AND TESTING  and perform the NO RESPONSE FROM BCM (BODY CONTROL MODULE) diagnostic procedure.

    No 

    • Refer to  DIAGNOSIS AND TESTING  and perform the Stored Lost Communication DTCs diagnostic procedure.
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