OBD Guide
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C1822

Electronic Parking Brake Sensor Electrical Failure

C1822 is an OBD-II diagnostic trouble code meaning: Electronic Parking Brake Sensor Electrical Failure. Common causes: open or short circuit in wiring harness, oxidation of sensor contacts. Estimated repair cost: $56–167.

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

Symptoms

  • EPB fault light is on
  • Parking brake does not activate/deactivate
  • Warning message on dashboard

Causes

  • Open or short circuit in wiring harness
  • Oxidation of sensor contacts
  • EPB sensor malfunction
  • Problems with the EPB control unit

How to Fix

  1. Check the integrity of the wiring harness
  2. Clean sensor contacts
  3. Replace EPB sensor if necessary
  4. Check EPB control unit

Related codes

C1820C1821C1823

FAQ

What does the C1822 code mean?

C1822 is an OBD-II diagnostic trouble code that indicates: Electronic Parking Brake Sensor Electrical Failure

What causes a C1822 error code?

The most common causes of C1822 include: Open or short circuit in wiring harness; Oxidation of sensor contacts; EPB sensor malfunction; Problems with the EPB control unit.

How do I fix a C1822 diagnostic trouble code?

To fix C1822: Check the integrity of the wiring harness. Clean sensor contacts. Replace EPB sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1822?

Limited driving only, diagnose soon

How much does it cost to fix C1822?

The estimated repair cost for C1822 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat