All codes/C0136

C0136

Stop Lamp Switch Circuit

Moderate severity

The ABS or stability control module sees an implausible brake light switch signal. Stability and brake assist functions can be limited until the fault is cleared.

The ABS or stability control module sees an implausible brake light switch signal. Stability and brake assist functions can be limited until the fault is cleared.

Common causes

  • Brake light switch failed

    One of the most commonly reported causes for this code — check this first.

    high

    Typical part cost: $20-170

  • Switch misadjusted on pedal bracket

    A plausible cause — test and verify before replacing parts.

    medium

    Typical part cost: $20-170

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First things to check

  1. 1Confirm the code with a scan tool and check for additional related codes.
  2. 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 C0136 mean?

C0136 means "Stop Lamp Switch Circuit". It is a generic OBD-II code that points to a fault in the chassis.

What are the most common causes of C0136?

brake light switch failed; switch misadjusted on pedal bracket — 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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