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 MANUALSVOLVO2003V70 2.4 L5-2.4L VIN 61 B5244SREPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONMANUFACTURER CODE CHARTSECM CODES (ENGINE CONTROL MODULE)ECM-922CDIAGNOSTIC TROUBLE CODE (DTC) INFORMATION
2003 Volvo V70 2.4 L5-2.4L VIN 61 B5244S
Diagnostic Trouble Code (DTC) Information
2003 Volvo V70 2.4 L5-2.4L VIN 61 B5244SSECTION Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code (DTC) information ECM-922C
Condition
The engine control module (ECM) checks the communication to the steering wheel module (SWM).
Diagnostic trouble code (DTC) ECM-922C is stored in the engine control module (ECM) if the engine control module (ECM) receives an incorrect check sum or if the update bit from the steering wheel module (SWM) is missing.
Diagnostic trouble code (DTC) ECM-922C can be diagnosed when the ignition is on.
Substitute value
- The cruise control is disengaged when the fault is active.
Possible source
- Faulty software in the central electronic module (CEM)
- Fault in controller area network (CAN) communication
- Defective steering wheel module (SWM).
Fault symptom[s]
- Cruise control does not function at all.
RENDER: 1.0x
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.