OBD Guide

C063B

Brake Pressure Sensor H Circuit Low

C063B is an OBD-II diagnostic trouble code meaning: Brake Pressure Sensor H Circuit Low. Common causes: brake pressure sensor fault h, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • The ABS/ESP indicator on the dashboard is on
  • Deterioration in braking performance
  • Disabling the stabilization system (ESP)

Causes

  • Brake pressure sensor fault H
  • Open or short circuit in wiring harness
  • Poor contact in sensor connectors
  • Sensor power problems
  • Malfunction of the ABS/ESP control unit

How to Fix

  1. Check the integrity of the sensor wiring harness
  2. Check the contacts in the sensor connector
  3. Measure resistance and sensor signal
  4. Replace brake pressure sensor H if necessary

Related codes

Error C063B by Vehicle Brand

FAQ

What does the C063B code mean?

C063B is an OBD-II diagnostic trouble code that indicates: Brake Pressure Sensor H Circuit Low

What causes a C063B error code?

The most common causes of C063B include: Brake pressure sensor fault H; Open or short circuit in wiring harness; Poor contact in sensor connectors; Sensor power problems.

How do I fix a C063B diagnostic trouble code?

To fix C063B: Check the integrity of the sensor wiring harness. Check the contacts in the sensor connector. Measure resistance and sensor signal. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C063B?

Do not drive — repair immediately

How much does it cost to fix C063B?

The estimated repair cost for C063B is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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