OBD Guide
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C1D00

Park Brake Apply Switch Circuit Short To Ground

C1D00 is an OBD-II diagnostic trouble code meaning: Park Brake Apply Switch Circuit Short To Ground. Common causes: wiring harness damage, parking brake switch malfunction. Estimated repair cost: $22–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–89 (est.)

Symptoms

  • The parking brake indicator is on
  • Incorrect operation of the parking brake
  • Error on the dashboard

Causes

  • Wiring harness damage
  • Parking brake switch malfunction
  • Grounding problems
  • Short circuit in the circuit

How to Fix

  1. Check the integrity of the wiring harness
  2. Test the parking brake switch
  3. Check ground connections
  4. Replace damaged components

Related codes

C1D01C1D02

FAQ

What does the C1D00 code mean?

C1D00 is an OBD-II diagnostic trouble code that indicates: Park Brake Apply Switch Circuit Short To Ground

What causes a C1D00 error code?

The most common causes of C1D00 include: Wiring harness damage; Parking brake switch malfunction; Grounding problems; Short circuit in the circuit.

How do I fix a C1D00 diagnostic trouble code?

To fix C1D00: Check the integrity of the wiring harness. Test the parking brake switch. Check ground connections. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1D00?

Limited driving only, diagnose soon

How much does it cost to fix C1D00?

The estimated repair cost for C1D00 is $22–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat