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.
Diagnostic Test
- PERFORM THE OCCUPANT CLASSIFICATION MODULE VERIFICATION TEST NOTE: Ensure that the passenger seat is empty.
Turn the ignition off, wait 10 seconds and turn ignition on.
With the scan tool, read OCM DTC.
Did the DTC: B2212-OCCUPANT CLASSIFICATION MODULE INTERNAL reset?
Yes
- Go To 2.
No
- Perform *OCM SYSTEM VERIFICATION TEST .
- PERFORM OCCUPANT CLASSIFICATION MODULE SYSTEM VERIFICATION TEST
Verify that the passenger seat is empty.
NOTE: Failure to follow the test instructions or aborting the test will cause faults to set when performing the Occupant Classification Module System Verification Test. To prevent faults due to process errors: verify that all tests steps that led you here were performed as directed; verify that the ignition is in run; Wait 30 seconds after changing the seat weight before proceeding to allow the system to stabilize; only press scan tool buttons when directed to do so; and perform the *OCM SYSTEM VERIFICATION TEST to completion.With the scan tool in OCM, select More Options, select System Tests, and select Occupant Classification Module System Verification Test. Run the test by following the instructions displayed on the scan tool. When the test is complete, proceed as follows.
With the scan tool, read OCM DTC.
Does the scan tool display any active DTC?
Yes -
- B2212-OCCUPANT CLASSIFICATION MODULE INTERNAL DTC is ACTIVE
- Go To 3.
Yes -
- other DTC ACTIVE
- Diagnose and repair the DTC. Refer to DIAGNOSTIC CODE INDEX for a complete list of symptoms.
No
- Perform *OCM SYSTEM VERIFICATION TEST .
- VERIFY SENSOR TORQUE
NO RELATED
Use the Manual With the Right Hardware
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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.