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 MANUALSSATURN1992SL AUTOMATICREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTI-LOCK BRAKE SYSTEMPINPOINT TESTSCODE 91 - BRAKE SWITCH OPEN DURING NORMAL STOPNOTES
1992 Saturn SL Automatic
Code 91 - Brake Switch Open During Normal Stop: Notes
1992 Saturn SL AutomaticSECTION Notes
When wheel speed sensors indicate to ABS module that vehicle is braking, ABS control module should receive signal from brake switch. If module does not receive signal, it disables ABS and turns on ANTI-LOCK warning light.
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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.