OBD Guide
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C1827

Electronic Parking Brake Switch Defective

C1827 is an OBD-II diagnostic trouble code meaning: Electronic Parking Brake Switch Defective. Common causes: epb switch malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.

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

Symptoms

  • Inability to activate/deactivate the parking brake
  • EPB fault light is on
  • The parking brake engages spontaneously

Causes

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

How to Fix

  1. Check the EPB switch for mechanical damage
  2. Check the integrity of the wiring harness and contacts
  3. Replace EPB switch if necessary
  4. Test the system after repair

Related codes

C1828C1829C1830

FAQ

What does the C1827 code mean?

C1827 is an OBD-II diagnostic trouble code that indicates: Electronic Parking Brake Switch Defective

What causes a C1827 error code?

The most common causes of C1827 include: EPB switch malfunction; Open or short circuit in wiring harness; Oxidation of contacts; Problems with the EPB control unit.

How do I fix a C1827 diagnostic trouble code?

To fix C1827: Check the EPB switch for mechanical damage. Check the integrity of the wiring harness and contacts. Replace EPB switch if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1827?

Limited driving only, diagnose soon

How much does it cost to fix C1827?

The estimated repair cost for C1827 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat