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.
Monitoring DTC Status
- Connect GDS to "DATA LINK CONNECTOR (DLC)".
- IG key "ON", Engine "OFF".
- Select "Diagnostic Trouble Codes (DTC)" with GDS.
- Monitor the diagnostic trouble code and present of the trouble code.
- Erase the DTC and operate the vehicle within DTC Enable conditions in General information.
- Is the DTC output again?
YES
- Go to "WIRING INSPECTION " procedure.
NO
- Fault is intermittent caused by poor contact in MFSW*'s connector or B-CAN communication unit/module connector, or MFSW*'s memory was not cleared after repair.
→ Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration or damage.
→ Repair or replace as necessary, go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NOTE: MFSW*: "MULTIFUNCTION SWITCH"
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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