CHECKING STORED OR INTERMITTENT CODES
With the DRBIIIT, record and erase all DTC’s from all Airbag modules. If equipped with Passenger Airbag On - Off switch, read the DTC’s in all switch positions. If any ACTIVE codes are present they must be resolved before diagnosing any stored codes.
Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Look for chaffed, pierced, pinched, or partially broken wires and broken, bent, pushed out, spread, corroded, or contaminated terminals. The following additional checks may assist you in identifying a possible intermittent problem. Reconnect any disconnected components and harness connector.
CHECK THE ORC AND INSTRUMENT CLUSTER FOR LAMP STATUS
With the scan tool view the Instrument Cluster Data Display. Cycle the ignition key and observe the SRS Indicator Lamp Request status (Set/Not Set) during the Instrument Cluster bulb check. With the scan tool view the ORC Data Display. Cycle the ignition key and observe the SRS Indicator Lamp Status (Lamp On/Lamp Off) during the Instrument Cluster bulb check.
CHECK (R55) DRIVER SEAT BELT TENSIONER LINE 1 CIRCUIT FOR AN OPEN
WARNING: To avoid personal injury or death, turn the ignition off, disconnect the battery and wait two minutes before proceeding. Disconnect the 8443 Load Tool and Jumper from the Driver Seat Belt Pretensioner connector. Disconnect the ORC connectors. NOTE: Check connectors - Clean and repair as necessary. Connect the 8443 Load Tool ORC Adaptor to the ORC connector. Measure the resistance of the (R55) Driver Seat Belt Tensioner Line 1 circuit between the Driver Seat Belt Pretensioner connector and the 8443 ORC Adaptor.
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