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.
Inspection Procedure
Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".
- CHECK BATTERY TERMINALS CONNECTION
Check if battery terminals are clean and tight.
Is the inspection result normal?
YES: GO TO 2.
NO: Repair battery terminals connection.
- CHECK FUSE
Check for blown fuse and fusible link.
Unit Power source (Power supply terminals) Fuse or Fusible Link Generator Battery (terminal 3) Fuse 26 Battery (terminal 1) Fusible Link A Combination meter Ignition switch ON (terminal 2) Fuse 12 Is the fuse or fusible link blown?
YES: Replace the blown fuse or fusible link after repairing the affected circuit.
NO: GO TO 3.
- CHECK GENERATOR GROUND TERMINAL CONNECTION
Verify connector E206 terminal 5 (generator ground harness) is clean and tight.
Is the inspection result normal?
YES: GO TO 4.
NO: Repair connection.
- CHECK DRIVE BELT TENSION
Check drive belt tension. Refer to "CHECKING DRIVE BELTS " (VQ40DE) OR "CHECKING DRIVE BELTS " (VK56DE).
Is the inspection result normal?
YES: Inspection End.
NO: Repair as needed.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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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