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
- Vehicle Brought to Workshop
- Check and Clear DTCs and Freeze Frame Data
HINT:
See DTC CHECK / CLEAR and FREEZE FRAME DATA .
- Problem Symptom Confirmation
Symptom does not occur: Go to step 5
Symptom occurs: Go to step 6
- Symptom Simulation
- DTC Check
HINT:
See DTC CHECK / CLEAR .
There is no output: Go to step 6
There is output: Go to step 7
- Problem Symptoms Table
HINT:
See PROBLEM SYMPTOMS TABLE .
Check for fluid leakage and Go to step 10
- DTC Chart
HINT:
- Circuit Inspection
- Identification of Problem
- Repair
- 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.