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• When Monitored: • Set Condition: Possible Causes (R55) DRIVER SEAT BELT TENSIONER LINE 1 CIRCUIT OR (R53) DRIVER SEAT BELT TENSIONER LINE 2 DRIVER SEAT BELT PRETENSIONER OCCUPANT RESTRAINT CONTROLLER (ORC) Diagnostic Test 1. DETERMINE ACTIVE OR STORED DTC NOTE: Ensure that the battery is fully charged. NOTE: The scan tool, SRS Airbag Load Tool MRL 8443, and DVOM are required to perform the following Select ACTIVE or STORED DTC: ACTIVE DTC Go To 2 STORED DTC Go To 4 2. CHECK FOR SHORTED DRIVER SEAT BELT PRETENSIONER WARNING: To avoid personal injury or death, turn the ignition off, NOTE: Check connectors - Clean and repair as necessary. WARNING: To avoid personal injury or death, turn the ignition on, Does the scan tool display: B1B29 1st ROW DRIVER SEAT Yes >> Go To 3 No >> Replace the Driver Seat Belt Pretensioner in accordance with the Service Information. Perform AIRBAG SYSTEM VERIFICATION TEST - VER 1. PM RESTRAINTS - ELECTRICAL DIAGNOSTICS 8O - 105 |