OBD Guide
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C1429

Open Or Short In Brake Pedal Load Sensing Switch

C1429 is an OBD-II diagnostic trouble code meaning: Open Or Short In Brake Pedal Load Sensing Switch. Common causes: broken wiring harness, short circuit in the circuit. Estimated repair cost: $33–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–89 (est.)

Symptoms

  • Incorrect operation of the ABS/ESP system
  • The malfunction indicator light comes on
  • Reduced braking performance

Causes

  • Broken wiring harness
  • Short circuit in the circuit
  • Brake pedal load sensor malfunction
  • Problems with connectors

How to Fix

  1. Check the integrity of the wiring harness
  2. Check connections and connectors
  3. Check the resistance of the brake pedal load sensor
  4. Replace sensor if necessary

Related codes

C1430C1431C1432

FAQ

What does the C1429 code mean?

C1429 is an OBD-II diagnostic trouble code that indicates: Open Or Short In Brake Pedal Load Sensing Switch

What causes a C1429 error code?

The most common causes of C1429 include: Broken wiring harness; Short circuit in the circuit; Brake pedal load sensor malfunction; Problems with connectors.

How do I fix a C1429 diagnostic trouble code?

To fix C1429: Check the integrity of the wiring harness. Check connections and connectors. Check the resistance of the brake pedal load sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1429?

Limited driving only, diagnose soon

How much does it cost to fix C1429?

The estimated repair cost for C1429 is $33–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat