C0220

Longitudinal Accelerometer Signal Voltage

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

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

Related codes

C0221 C0222 B0020