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 CHARTSPSM CODES (POWER SEAT MODULE)PSM-003BPERMANENT FAULTFAULTY SIGNAL
2004 Volvo S80 L6-2.9L Turbo VIN 91 B6294T
Faulty Signal
2004 Volvo S80 L6-2.9L Turbo VIN 91 B6294TSECTION Faulty Signal
Faulty signal. Permanent fault
Checking input signal
Read off the value for Hall sensor 2.
The value should not change when the seat is not affected.
Hint: If the value counts up or down there may be a fault in the sensor, an intermittent short-circuit to supply voltage or an internal fault in the power seat module (PSM).
Remedy as necessary.
Other information:
- To connect the breakout box, see Connecting the breakout box, power seat module (PSM) Connecting the Breakout Box, Power Seat Module (PSM).
- For information on signals, refer to Signal specification, Power seat module Signal Specification, Power Seat Module (PSM).
Continue - FAULT FOUND
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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.