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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 944 (Anti-Lock Brake System, Traction Control System & Stability Control System) >> Diagnostic Information and Procedures >> DTC C0561 >> Circuit/System Verification
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Circuit/System Verification

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform Diagnostic System Check-Vehicle .
    • Diagnose any other Vehicle DTCs before attempting diagnosis of C0561.
  2. With Tech 2, view Invalid Signal, Data Display list under EBCM.
    IMPORTANT: Not all EBCMs support a Invalid Signal, Data Display. If this function is not listed under Tech 2 Data Display then proceed to step 4.
  3. Refer to appropriate module for diagnosing any invalid signal.
  4. If no invalid signal are present, view signal fault data in Enhanced DTC Data.
  5. Refer to appropriate module for diagnosing that invalid message data.
  6. Do not replace the EBCM due to this DTC fault.
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