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Saab
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2010
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9-3X Automatic
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Repair and Diagnosis
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Brakes
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Mechanical - Hydraulic
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Hydraulic Brake System - FOOTBRAKE System
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Description and Operation
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Switch, brake light (29), E39
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Connection
Switch, brake light (29), E39: Connection
29 pin no.
Type of signal
Description
1
+30
Power supply from fuse 6 in the dashboard fuse box (22).
2
Signal
The pin receives +30 when the brake pedal is depressed. Connected to the control module, E39 (590), pin 57 (A).