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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, fault codes >> DTC B2371: Switch Unit, steering wheel. Open Circuit >> Switch Unit, steering wheel. Open Circuit >> Diagnostic help

Diagnostic help

The steering wheel controls can be read using Tech 2.

The buttons (7 resistors connected in series) are supplied with +5 V from the SID unit. When a button is pressed, the resistor concerned is grounded and this produces the relevant voltage.

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