OBD Guide

C0525

Multi-axis Acceleration Sensor Module B

C0525 is an OBD-II diagnostic trouble code meaning: Multi-axis Acceleration Sensor Module B. Common causes: multi-axis acceleration sensor b malfunction, open or shorted wiring harness. Estimated repair cost: $56–167.

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

Symptoms

  • Airbag light is on
  • The passive safety system may not work in an emergency situation
  • The error is stored in the memory of the control unit

Causes

  • Multi-axis acceleration sensor B malfunction
  • Open or shorted wiring harness
  • Poor contact in the sensor connector
  • Software failure in the control unit

How to Fix

  1. Check connections and sensor wiring harness
  2. Scan the system for additional errors
  3. Replace sensor if necessary
  4. Reset the error and check for its reappearance

Related codes

Error C0525 by Vehicle Brand

FAQ

What does the C0525 code mean?

C0525 is an OBD-II diagnostic trouble code that indicates: Multi-axis Acceleration Sensor Module B

What causes a C0525 error code?

The most common causes of C0525 include: Multi-axis acceleration sensor B malfunction; Open or shorted wiring harness; Poor contact in the sensor connector; Software failure in the control unit.

How do I fix a C0525 diagnostic trouble code?

To fix C0525: Check connections and sensor wiring harness. Scan the system for additional errors. Replace sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0525?

Do not drive — repair immediately

How much does it cost to fix C0525?

The estimated repair cost for C0525 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat