Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC C15C3/75: Brake System Control Module Malfunction: Description
The steering control ECU detects a vehicle speed error by receiving an error signal from the skid control ECU via CAN communication.
If the steering control ECU detects this error signal, it will turn the master warning light on, store this DTC, and stop VGRS operation.
| DTC Code | Detection Condition | Trouble Area |
|---|---|---|
| C15C3/75 | The steering control ECU receives a vehicle speed error signal via CAN communication. |
|
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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