OBD Guide

C1455

Accelerometer Front Circuit Failure

C1455 is an OBD-II diagnostic trouble code meaning: Accelerometer Front Circuit Failure. Common causes: open or shorted wiring harness, oxidation of contacts. Estimated repair cost: $33–111.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$33–111 (est.)

Symptoms

  • SRS/Airbag light is on
  • Failure to deploy airbags in an accident
  • Error message in diagnostic scanner

Causes

  • Open or shorted wiring harness
  • Oxidation of contacts
  • Front accelerometer malfunction
  • Damage to the SRS control unit

How to Fix

  1. Check the resistance and integrity of the wires in the sensor circuit
  2. Inspect contacts for oxidation or damage
  3. Check the performance of the accelerometer using diagnostic equipment
  4. If necessary, replace the sensor or repair a fault in the wiring harness

Related codes

FAQ

What does the C1455 code mean?

C1455 is an OBD-II diagnostic trouble code that indicates: Accelerometer Front Circuit Failure

What causes a C1455 error code?

The most common causes of C1455 include: Open or shorted wiring harness; Oxidation of contacts; Front accelerometer malfunction; Damage to the SRS control unit.

How do I fix a C1455 diagnostic trouble code?

To fix C1455: Check the resistance and integrity of the wires in the sensor circuit. Inspect contacts for oxidation or damage. Check the performance of the accelerometer using diagnostic equipment. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1455?

Do not drive — repair immediately

How much does it cost to fix C1455?

The estimated repair cost for C1455 is $33–111. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat