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Code C0063

Symptoms

• ABS light is on

• Traction control light is on

• Reduced braking performance

Common Causes

• Faulty brake pedal position sensor

• Damaged wiring or connectors

• Malfunctioning ABS module

Glossary

ABS: Anti-lock Braking System

OBD-II: On-Board Diagnostics, second generation

Related Codes

• C0062

• C0064

Laymans terms

This code means there's a problem with one of the car's sensors that helps with the brakes. It's like when a toy's remote control isn't working right because a button is stuck.

Explanation

C0063 is a chassis code related to a malfunction in a vehicle's brake system sensor.

Technical description

The C0063 code is triggered when there is an issue with the brake pedal position sensor. This sensor helps the car's computer understand how much pressure is being applied to the brakes, which is crucial for systems like ABS (Anti-lock Braking System) and traction control.

Diagnosis steps

• Check for any visible damage to the brake pedal position sensor.

• Inspect wiring and connectors for signs of wear or damage.

• Use a diagnostic tool to read sensor data and confirm the fault.

Repair procedures

• Replace the brake pedal position sensor if faulty.

• Repair or replace damaged wiring or connectors.

• Reprogram or replace the ABS module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Socket set

Estimated repair cost

$150 - $400

Difficulty level

Moderate

Commonly affected vehicles

• Ford Focus

• Chevrolet Malibu

• Toyota Camry

Preventive measures

• Regularly inspect brake system components.

• Ensure wiring is secure and free from damage.

• Perform routine vehicle diagnostics.

Error code type

Sensor Issue

User experience recommendations

• Avoid sudden braking until the issue is resolved.

• Have the vehicle inspected by a professional mechanic.

• Do not ignore warning lights on the dashboard.

Warranty information

Check with the vehicle manufacturer for coverage under the powertrain or bumper-to-bumper warranty.

Historical data

The C0063 code has been associated with brake system issues in various models, often due to sensor wear or wiring problems.

Urgency level

Moderate – While the vehicle may still be operable, reduced braking performance can affect safety.

Legal and safety notice

Driving with impaired braking systems can be dangerous and may violate road safety regulations.

Testing conditions

• Vehicle at operating temperature

• Stationary with engine running

Component location

The brake pedal position sensor is typically located near the brake pedal assembly under the dashboard.

FAQs

Q: Can I drive with the C0063 code?
A: It's not recommended to drive with this code active as it can affect braking performance.

Q: How do I reset the C0063 code?
A: After repairs, use an OBD-II scanner to clear the code. If the issue persists, the code will reappear.

Last updated: Feb 1, 2026 • Source: internal database
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