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How to Replace the Spark Plugs on the Infiniti QX80

Model: Infiniti QX80 Z62 - Years: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
Part: Spark plugs

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Video tutorial

If you want to tackle the spark plug replacement on this vehicle, you can find useful instructions for the replacement in this description and also check the video. Open the hood and remove the engine cover, then disconnect the positive and negative battery terminals for safety.

This vehicle has a longitudinally mounted 8-cylinder engine, so locate the position of the four spark plugs per bank and proceed to disconnect the power connector. Then, using a socket wrench, remove the coil and unscrew the spark plug to replace it with a new one. Repeat this process for all 8 spark plugs.


Updated on 7 July 2026 by ScegliAuto


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