Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Component Inspection
- Ignition "ON" & Engine "OFF" and Using a scan tool, clear the DTC.
- Ignition "OFF".
- Disconnect the battery (-) terminal cable from the battery, and wait at least one minute.
- Disconnect WCS sensor connector.
- Substitute the WCS sensor or WCS Module and check for proper operation.
- Is DTC present problem?
YES
- Substitute a known-good SRSCM, and check for proper operation.
If the problem is corrected, replace SRSCM and then go to VERIFICATION OF VEHICLE REPAIR procedure and Go to WCS RESET procedure.
- Substitute the SRSCM main harness and check for proper operation.
If the problem is corrected, and replace SRSCM main harness and then go to VERIFICATION OF VEHICLE REPAIR procedure and Go to WCS RESET procedure.
NO
- Substitute a known-good WCS Sensor or known-good seat assembly or WCS Module, and check for proper operation.
If the problem is corrected, replace WCS Sensor or seat assembly and Go to WCS RESET procedure.
- Substitute a known-good SRSCM, and check for proper operation.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.