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 MANUALSVOLVO2010XC70 AWD L6-3.2L VIN 96 B6324S2REPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONU CODE CHARTSU0402U040200 (ENGINE CONTROL MODULE - ECM)FAULT-TRACING INFORMATION
2010 Volvo XC70 AWD L6-3.2L VIN 96 B6324S2
Fault-Tracing Information
2010 Volvo XC70 AWD L6-3.2L VIN 96 B6324S2SECTION Fault-Tracing Information
Fault-tracing
Information
No fault-tracing has been developed for this diagnostic trouble code (DTC).
The diagnostic trouble code (DTC) for this fault is first stored in the Transmission control module (TCM), then in the Engine control module (ECM). This diagnostic trouble code (DTC) can first be erased when the root fault has been remedied and the diagnostic trouble code (DTC) for the root fault has been erased.
For further information on this diagnostic trouble code, see Diagnostic trouble code (DTC) information.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.