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 Entries
Diagnostic entry with the Vehicle Diagnostic Tester.
- Turn on and connect the Vehicle Diagnostic Tester.
- Switch the ignition on.
- Select "Diagnostic" operating mode and "Start diagnostics".
- Select the "Test plan" tab.
- Select the "Individual tests" button, then, for the respective component/control module, select the following items in the tree structure one after the other:
Test programs by component/control module
- 1. J234 Airbag Control Module, Removing and Installing
- 2. J234 Airbag Control Module, Replacing
- 3. J706 Seat Occupant Detection System Control Module, Replacing
- 4. Reversible Seat Belt Tensioner, Replacing
1. J234 Airbag Control Module, Removing and Installing
- 0015 - Airbag Control Module - J234
- 0015 - Airbag, functions
- 0015 - Basic setting
- 0015 - Inertial sensors basic setting
2. J234 Airbag Control Module, Replacing
- 0015 - Airbag Control Module - J234
- 0015 - Airbag, functions
- 0015 - Airbag Control Module, Replacing
3. J706 Seat Occupant Detection System Control Module, Replacing
- 0015 - Airbag Control Module - J234
- 0015 - Airbag, functions
- 0015 - Basic setting
- J706 - Control module, seat occupant detection system, basic setting
4. Reversible Seat Belt Tensioner, Replacing
- 0015 - Airbag Control Module - J234
- 0015 - Airbag, functions
- 0015 - LIN Participant
- J234 - Seat Belt Tensioner Control Module, Basic Setting
- J234 - Left Seat Belt Tensioner Control Module, Output Diagnostic Test Mode
- J234 - Left Rear Seat Belt Tensioner Control Module, Output Diagnostic Test Mode
- J234 - Right Rear Seat Belt Tensioner Control Module, Output Diagnostic Test Mode
NO RELATED
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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.