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Home >> Saab >> 2000 >> 9-3 Base, 2D Hatchback, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> SAAB Information Display (SID) - 9-3 (9400) >> Fault Diagnosis symptoms >> Horn failure/Steering wheel switch unit failure >> Fault symptoms

Fault symptoms

The horn does not work and there is no diagnostic trouble code.

Some of the steering wheel control buttons do not work, no diagnostic trouble code.

Fig 1: Horn Failure/Steering Wheel Switch Unit Failure Circuitry (1 Of 2)
G03464722Courtesy of SAAB-SCANIA OF AMERICA, INC.
Fig 2: Horn Failure/Steering Wheel Switch Unit Failure Circuitry (2 Of 2)
G03464723Courtesy of SAAB-SCANIA OF AMERICA, INC.
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