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.
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HOMESERVICE MANUALSVOLVO2007XC90 AWD L6-3.2L VIN 98 B6324SREPAIR AND DIAGNOSISBODY AND FRAMELOCKSTESTING AND INSPECTIONCHECKING OPENING USING THE KEY
2007 Volvo XC90 AWD L6-3.2L VIN 98 B6324S
Checking Opening Using the Key
2007 Volvo XC90 AWD L6-3.2L VIN 98 B6324SSECTION Checking Opening Using the Key
Checking opening using the key
This fault-tracing assumes that the lock cylinder is not mechanically defective.
Check door control module connector A and the lock unit connector. Check for contact resistance and oxidation.
Check the cable between door control module connector terminal #A6 and lock unit connector terminal #4. Check for an open-circuit.
Check the cable between door control module connector terminal #A12 and lock unit connector terminal #1. Check for an open-circuit.
Check the cable between door control module connector terminal #A13 and lock unit connector terminal #5. Check for an open-circuit.
If no fault was found, replace the lock unit.
Other information:
- Signal specification Signal Specification, Driver Door Module (DDM)/Passenger Door Module (PDM)
- Connecting the breakout box Connecting the Breakout Box
- To access the driver/passenger door module (DDM/PDM) connector, see Driver's door module / passenger door module (DDM/PDM), replacing Service and Repair
- To access or replace the lock unit, see Lock mechanism front side door, replacing Lock Mechanism Front Side Door, Replacing
- Checking wiring and terminals Checking Wiring and Terminals
Select Continue.
Continue - Symptom verification
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Symptom verification
Hint: After carrying out the repair, check that the fault has been remedied.
- Ignition off
- Reinstall the connectors, components etc.
Try locking the central locking system using the key from the driver's door.
Does the unlocking function?
Yes - Troubleshooting procedure complete
No - Fault-tracing information
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Fault-tracing information
Information
Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.
Do you want to exit fault-tracing?
Yes - Exit Fault-tracing
No - Attempt New Test
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Attempt New Test - Checking opening using the key
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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.