Circuit/System Testing
WARNING: This page is about a different car, the 2007 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
- The side impact module - RF
- The side impact module wiring harness
- The SDM module
- The side impact module - RF wiring harness connector
- The side impact module wiring harness connector
- The SDM wiring harness connector
- Ignition OFF, disconnect the side impact module - RF wiring harness connector located under the driver front seat.
- Use the EL 38715-150 adapter to connect the J 38715-A to the harness side of the side impact module - RF wiring harness connector. See Special Tools . Use the PASSENGER INFLATOR connector located on the load tool.
- Ignition ON, use a scan tool to observe the SIR DTC display. Verify DTC B0021 is set history.
- If DTC B0021 is current, turn OFF the ignition and remove the SDM connector. Refer to Inflatable Restraint Sensing and Diagnostic Module Replacement (AG1/AG2) or Inflatable Restraint Sensing and Diagnostic Module Replacement (AM6) in Repair Instructions for connector location.
- Test and repair both side impact module - RF high and low circuits for a short to voltage, short to ground, or open/low resistance. If all circuits test normal, replace the SDM.
- Ignition OFF, disconnect and remove the J 38715-A and adapter. See Special Tools . Then connect the side impact module - RF wiring harness connector. Remove the side impact module - RF connector. Use the J 38715-30A adapter to connect the J 38715-A to the harness side of the side impact module - RF connector. See Special Tools . Use the PASSENGER INFLATOR connector located on the load tool.
- Ignition ON, use a scan tool to observe the SIR DTC display. Verify DTC B0021 is set history.
- If DTC B0021 is current, replace the side impact module - RF wiring harness.
- If DTC B0021 is history, replace the side impact module - RF.
IMPORTANT:
When removing connectors, inspect for damage or corrosion. Damage or corrosion in the following requires repair or replacement of the affected component/connector: