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Detect faults and turn off the engine light independently and in a few seconds – For iPhone and Android – Compatible with all cars since 2001

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C129B – CADILLAC

Code : C129B
Make : CADILLAC
Description : C129B CADILLAC Brake Pedal Position Sensor 3 Circuit High Input
Possible causes :
– Faulty Brake Pedal Position Sensor
– Brake Pedal Position Sensor harness is open or shorted
– Brake Pedal Position Sensor circuit poor electrical connection
– Faulty Electronic Brake Control Module (EBCM)
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

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