FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Checking the Control Module Brake Light Input




Checking The Control Module Brake Light Input












- Turn the ignition switch to the ON position
- Contact Trionic.
- Read value: Brake Light (Trionic).







- The reading should be ON when the brake pedal is depressed and OFF when the brake pedal is released.

Is the function correct?

NO - Changing Components

YES - Remedial Action OK