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 MANUALSVOLVO2004S80 L6-2.9L TURBO VIN 91 B6294TREPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONMANUFACTURER CODE CHARTSTCM CODES (TRANSMISSION CONTROL MODULE)TCM-0350
2004 Volvo S80 L6-2.9L Turbo VIN 91 B6294T
TCM-0350
2004 Volvo S80 L6-2.9L Turbo VIN 91 B6294TSECTION TCM-0350
Diagnostic trouble code (DTC) information TCM-0350
Condition
Transmissions 4T65EV and 4T65EV-GT have mechanical differences but the same appearance. If a transmission of the wrong type be installed in the car, the transmission control module (TCM) can use the gear ratios to identify that it is the wrong type.
Diagnostic trouble code (DTC) TCM-0350 is stored if the transmission control module (TCM) registers that the wrong type of transmission is installed in the vehicle.
Substitute value
- None.
Possible source
- Incorrect transmission in the vehicle.
Fault symptom[s]
- General warning lamp lit.
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.