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.
Circuit/System Verification
Since most occurrences of this DTC are caused by excessive ABS or traction control usage, review with the customer the conditions under which the DTC set.
- Ignition ON.
- Verify that DTC C0186, C0187, C0196, C0287, or C0710 is not set.
- If any of the DTCs are set
Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If none of the DTCs are set
- If any of the DTCs are set
- Ignition OFF, allow the hydraulic brake pressure modulator to cool down to ambient temperature.
- Ignition ON.
- Verify that DTC C0274 54 is not set while driving the vehicle within normal braking conditions.
- If any of the DTCs are set
Replace the K17 Electronic Brake Control Module with Brake Pressure Modulator.
- Go to next step: If none of the DTCs are set
- If any of the DTCs are set
- All OK.
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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.