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Home >> Alfa Romeo >> 2019 >> Giulia Base, AWD >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Occupant Restraint Controller (Orc) - DTCS B0003-01 To B0103-1E >> DTC Troubleshooting >> B0101-17-Power Supply-Circuit Voltage Above Threshold >> Diagnostic Test

Diagnostic Test

  1. CHECK FOR POWERTRAIN CONTROL MODULE (PCM) DTCS 
    1. Using the scan tool, read the active PCM DTCs.

      Are there any battery or charging system DTCs?

      Yes 

      No 

      Refer to  2.

  2. TEST FOR AN INTERMITTENT CONDITION 
    1. Using the scan tool, record and erase the Occupant Restraint Controller (ORC)) DTCs.
    2. Start the engine.
    3. Allow the engine to idle for two minutes.
    4. Using the scan tool, read the Occupant Restraint Controller (ORC) DTCs.

      Does the scan tool display: B0101-17 - POWER SUPPLY-CIRCUIT VOLTAGE ABOVE THRESHOLD?

      Yes 

      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 correct pin tension.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .