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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> Airbag Indicator Malfunction (Passenger) >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The passenger air bag ON and OFF indicators may not operate as expected if there are supplemental inflatable restraint (SIR) DTCs. Repair all SIR DTCs before proceeding with this diagnostic.
  1. Ignition ON.
  2. Verify the passenger air bag ON indicator turns ON and OFF when commanding the Passenger Air Bag ON Indicator ON and OFF with a scan tool.
    • If the air bag ON indicator does not turn ON or OFF 

      Refer to Circuit/System Testing.

    • If the air bag ON indicator turns ON or OFF 
  3. Verify the passenger air bag OFF indicator turns ON and OFF when commanding the Passenger Air Bag OFF Indicator ON and OFF with a scan tool.
    • If the air bag OFF indicator does not turn ON or OFF 

      Refer to Circuit/System Testing.

    • If the air bag OFF indicator turns ON or OFF 
  4. All OK.
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