DTC C12BC Cadillac

Brake Boost Regulation Pressure Sensor Short to Ground or Open

Brake Boost Regulation Pressure Sensor Short to Ground or Open

Description

Ignition ON. The ignition voltage is greater than 10 V.

Cause and Solution

C012D 00, C128D, C012D 11 or C128A
Internal sensor failure is detected.
C012D 01 or C12BD
A short to battery is detected on the sensor signal circuit.
C012D 06 or C12BC
A short to ground or open is detected signal circuit.
C012D 5A or C120A
The boost pressure being commanded is not being achieved.
C012D OF or C12BE

Video Guide

Duration: PT4M7S | Uploaded: 2020-05-11

Diagnostic Info

  • DTC Code: C12BC
  • Brand: Cadillac
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