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.

2020 Infiniti QX80 LimitedFACTORY OEM SERVICE PROCEDURE

IGNITION TIMING : Periodic Maintenance

CHECK IGNITION TIMING

Attach timing light to loop wire as shown, below.

Courtesy of NISSAN NORTH AMERICA, INC.

1.	Loop wire
A.	Timing light	B.	Timing indicator

Check ignition timing.

INSPECTION END

Factory Service Tools

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.