Traction Control Switch Circuit Short To Ground


Table of contents

B2745 CADILLAC Possible Causes

  • Faulty Multifunction Switch Instrument Panel
  • Multifunction Switch Instrument Panel harness is open or shorted
  • Multifunction Switch Instrument Panel circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How do I fix code B2745 CADILLAC?

  Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

Cost of diagnosing the B2745 CADILLAC code

  The cost of diagnosing the B2745 CADILLAC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B2745 CADILLAC Description

  The Body Control Module (BCM) monitors the signal circuit from the traction control switch. When the traction control switch is pressed once, the body control module will request the electronic brake control module via serial data to disable the traction control. The electronic brake control module will request the instrument cluster via serial data to turn the traction control off indicator ON to notify the driver of the deactivation.
When the traction control switch is pressed and held for 5 s, the body control module will request the electronic brake control module to disable the traction control and the electronic stability control. The electronic brake control module will request the instrument cluster via serial data to turn the traction control off and stability control off indicator ON to notify the driver of the deactivation. The Diagnostic Trouble Code (DTC) sets when the BCM detects a short to ground on the signal circuit.

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