C0202

Brake Pedal Position Sensor

Moderate severity

The chassis or brake control module has detected an implausible signal from the brake pedal position sensor. Modern brake systems use this sensor for brake assist, regenerative braking and adaptive cruise control functions.

Common causes

Pedal position sensor failed
One of the most commonly reported causes for this code — check this first.
high
Typical part cost: $110-660
Sensor not calibrated after replacement
A plausible cause — test and verify before replacing parts.
medium
Typical part cost: $110-660
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First things to check

1Confirm the code with a scan tool and check for additional related codes.
2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Related codes

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Frequently asked questions

What does C0202 mean?

C0202 means "Brake Pedal Position Sensor". It is a generic OBD-II code that points to a fault in the chassis.

What are the most common causes of C0202?

pedal position sensor failed; sensor not calibrated after replacement; wiring or connector fault — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.

Can I keep driving with this code?

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.

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