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Home >> Chevrolet >> 2005 >> Cobalt SS >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> DTC B0083 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: When removing connectors inspect for damage or corrosion. Damage or corrosion in the following requires repair or replacement of the affected component/connector.
    • The front end sensor
    • The SDM module
    • The front end sensor wiring harness connector
    • The SDM wiring harness connector
  1. Ignition OFF, disconnect the front end sensor connector. Refer to front end sensor replacement in Repair Instructions for location of connector.
  2. Remove the SDM connector. Refer to SDM replacement in Repair Instructions for connector location.
  3. Test the signal and voltage circuits between the SDM and front end sensor for a short to voltage, short to ground, or open/low resistance. Verify that a short to voltage, short to ground, or open/low resistance does not exist.
    • If any of the above conditions are found make the appropriate repair.
  4. Reconnect all SIR components. Ignition ON, use the scan tool to clear the DTCs then recheck for DTCs to be set in history.
    • If DTC B0083 was current replace the front end sensor. After replacement refer to Repair Verification.
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