OBD Guide

C0209

Yaw Rate Sensor Signals Voltage

C0209 is an OBD-II diagnostic trouble code meaning: Yaw Rate Sensor Signals Voltage. Common causes: malfunction of the angular rate sensor, damage to the sensor wiring harness. Estimated repair cost: $56–167.

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

Symptoms

  • ESP/ESC indicator is on
  • Disabling the dynamic stabilization system
  • Incorrect operation of the stabilization system

Causes

  • Malfunction of the angular rate sensor
  • Damage to the sensor wiring harness
  • Sensor connection problems
  • Malfunction of the ESP/ESC control unit
  • Short circuit or open circuit in the sensor circuit

How to Fix

  1. Check sensor connections and wiring harness integrity
  2. Check the voltage at the sensor
  3. Scan the control unit for other errors
  4. Replace the angular rate sensor if necessary
  5. Reflash the ESP/ESC control unit (in some cases)

Related codes

Error C0209 by Vehicle Brand

FAQ

What does the C0209 code mean?

C0209 is an OBD-II diagnostic trouble code that indicates: Yaw Rate Sensor Signals Voltage

What causes a C0209 error code?

The most common causes of C0209 include: Malfunction of the angular rate sensor; Damage to the sensor wiring harness; Sensor connection problems; Malfunction of the ESP/ESC control unit.

How do I fix a C0209 diagnostic trouble code?

To fix C0209: Check sensor connections and wiring harness integrity. Check the voltage at the sensor. Scan the control unit for other errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C0209?

Limited driving only, diagnose soon

How much does it cost to fix C0209?

The estimated repair cost for C0209 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat