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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 584 (Anti-Lock Brake System) >> Diagnostic Information And Procedures >> DTC C1291: Open Brake Lamp Switch Contacts During Deceleration; C1293: Code C1291 Set in Previous Ignition Cycle (W/NW9) >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

The stop lamp switch signal informs the EBCM when the brake pedal is pressed.