OBD Guide

C0220

Longitudinal Accelerometer Signal Voltage

C0220 is an OBD-II diagnostic trouble code meaning: Longitudinal Accelerometer Signal Voltage. Common causes: open or short circuit in the accelerometer circuit, wiring harness damage. Estimated repair cost: $56–167.

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

Symptoms

  • ESP/ABS light is on
  • Disabling the stabilization system
  • Incorrect operation of airbags (in rare cases)

Causes

  • Open or short circuit in the accelerometer circuit
  • Wiring harness damage
  • Malfunction of the longitudinal acceleration sensor
  • Contact corrosion
  • Problems with the control unit

How to Fix

  1. Check the voltage and continuity of the accelerometer circuit
  2. Inspect the wiring harness for damage
  3. Check contacts for corrosion
  4. Test the longitudinal acceleration sensor
  5. If necessary, replace the sensor or repair the harness
  6. Reset the error and test the system

Related codes

Error C0220 by Vehicle Brand

FAQ

What does the C0220 code mean?

C0220 is an OBD-II diagnostic trouble code that indicates: Longitudinal Accelerometer Signal Voltage

What causes a C0220 error code?

The most common causes of C0220 include: Open or short circuit in the accelerometer circuit; Wiring harness damage; Malfunction of the longitudinal acceleration sensor; Contact corrosion.

How do I fix a C0220 diagnostic trouble code?

To fix C0220: Check the voltage and continuity of the accelerometer circuit. Inspect the wiring harness for damage. Check contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0220?

Limited driving only, diagnose soon

How much does it cost to fix C0220?

The estimated repair cost for C0220 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat