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 CHARTSSAS CODES (STEERING WHEEL ANGLE SENSOR MODULE)SAS-0016INTERMITTENT FAULTSIGNAL TOO LOW
2004 Volvo S80 L6-2.9L Turbo VIN 91 B6294T
Signal Too Low
2004 Volvo S80 L6-2.9L Turbo VIN 91 B6294TSECTION Signal Too Low
Signal too low. Intermittent fault
Checking the wiring and connections
Check the wires between steering wheel angle sensor (SAS) control unit #13 (#A37) and steering wheel control unit (SWM) #11 (#A11) for an open circuit as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults , and for an intermittent short circuit to ground as described in Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Additional information:
- To connect the test box to the steering wheel angle sensor control unit, see Connecting the breakout box to the steering angle sensor Connecting the Breakout Box.
- To connect the test box to the steering wheel control unit, see Connecting the breakout box Connecting the Breakout Box.
- For information on signals to the steering wheel angle sensor control unit, see Signal description, Control unit for the steering wheel angle sensor (SAS) and Signal specification Signal Specification, Steering Wheel Module (SWM).
Continue - Trouble-shooting information
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Trouble-shooting information
Information
Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.
It is possible to view the information again, or leave fault-tracing for this diagnostic trouble code (DTC).
Do you want to view the information again?
Yes - Attempt New Test
No - Exit fault-tracing
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Attempt New Test - Checking the wiring and connections
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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.