OBD Guide

C12BD

ABS Boost Pressure Sensor Circuit Short To Battery

C12BD is an OBD-II diagnostic trouble code meaning: ABS Boost Pressure Sensor Circuit Short To Battery. Common causes: damage to the abs pressure sensor wiring, abs pressure sensor malfunction. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • The ABS indicator on the dashboard is on
  • Incorrect operation of the ABS system
  • Loss of braking efficiency

Causes

  • Damage to the ABS pressure sensor wiring
  • ABS pressure sensor malfunction
  • Short circuit in the sensor circuit
  • Problems with the ABS hydraulic unit

How to Fix

  1. Check the integrity of the ABS pressure sensor wiring
  2. Check the resistance and voltage at the sensor
  3. Replace ABS pressure sensor if necessary
  4. Check ABS hydraulic unit for leaks

Related codes

FAQ

What does the C12BD code mean?

C12BD is an OBD-II diagnostic trouble code that indicates: ABS Boost Pressure Sensor Circuit Short To Battery

What causes a C12BD error code?

The most common causes of C12BD include: Damage to the ABS pressure sensor wiring; ABS pressure sensor malfunction; Short circuit in the sensor circuit; Problems with the ABS hydraulic unit.

How do I fix a C12BD diagnostic trouble code?

To fix C12BD: Check the integrity of the ABS pressure sensor wiring. Check the resistance and voltage at the sensor. Replace ABS pressure sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C12BD?

Limited driving only, diagnose soon

How much does it cost to fix C12BD?

The estimated repair cost for C12BD is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat