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.
How To Proceed With Troubleshooting
HINT:
- Use these procedures to troubleshoot the electronically controlled brake system.
- *: Use the Teachstream.
- VEHICLE BROUGHT TO WORKSHOP
- CUSTOMER PROBLEM ANALYSIS
- CHECK DTC AND FREEZE FRAME DATA*
- CLEAR DTC AND FREEZE FRAME DATA*
- PROBLEM SYMPTOM CONFIRMATION
Result
SYMPTOM CHARTResult Proceed to Symptom does not occur A Symptom occur B B: Go to STEP 7
A: Go to Next Step
- SYMPTOM SIMULATION
- CHECK FOR DTC*
Result
SYMPTOM CHARTResult Proceed to There is no output A There is output B B: Go to STEP 9
A: Go to Next Step
- PROBLEM SYMPTOMS TABLE
NEXT: CHECK FOR FLUID LEAKAGE AND GO TO STEP 11
- SYMPTOM SIMULATION
- DTC CHART
- CIRCUIT INSPECTION*
- IDENTIFICATION OF PROBLEM
- REPAIR OR REPLACE
- CONFIRMATION TEST*
NEXT: END
Use the Manual With the Right Hardware
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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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