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.
2009 Chrysler PT Cruiser Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Diagnostic Test
- VERIFY THAT DTC B223D-OCCUPANT CLASSIFICATION MODULE DTC IS ACTIVE
- With the scan tool, read the OCCUPANT RESTRAINT CONTROLLER active DTCs.
Does the scan tool display active: B223D-OCCUPANT CLASSIFICATION MODULE?
Yes
- Go to step 2
No
- With the scan tool, perform the AIRBAG SYSTEM VERIFICATION TEST. Refer to DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure .
- With the scan tool, read the OCCUPANT RESTRAINT CONTROLLER active DTCs.
- ACTIVE DTC IN OCCUPANT CLASSIFICATION MODULE
- With the scan tool, read the OCCUPANT CLASSIFICATION MODULE active DTCs.
Are there any active DTC present?
Yes
- Refer to the symptom list for problems related to the OCCUPANT CLASSIFICATION MODULE (OCM). See DTC-Based Diagnostics/MODULE, Occupant Classification (OCM) - Diagnosis and Testing .
No
- Go to step 3
- With the scan tool, read the OCCUPANT CLASSIFICATION MODULE active DTCs.
- REPLACE THE OCCUPANT RESTRAINT CONTROLLER WARNING: Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
Factory Service Tools
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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.