2003 Nissan 350z Spark Plug and Coil Pack Replacement

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En son August 11, 2024 tarihinde güncellendi

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1. adıma git

If your Nissan 350z has hesitation in acceleration or excessive vibration, follow this guide to replace the Cylinder 2 ignition coil and spark plug.

The failure of a coil pack or spark plug will cause your car's Check Engine Light to illuminate. The code is P0302 (Cylinder 2 Misfire).

Before using this guide use an OBD2 scanner to check for a misfire check engine light code. This service is free at some auto parts stores such as AutoZone.

Before beginning this repair turn off your car, and put it in park. In addition, make sure the car battery is completely disconnected.

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Adım 1 Cylinder 2 Spark Plug and Ignition Coil

2003 Nissan 350z Spark Plug and Coil Pack Replacement, Cylinder 2 Spark Plug and Ignition Coil: adım 1, 2 resimden 1.

2003 Nissan 350z Spark Plug and Coil Pack Replacement, Cylinder 2 Spark Plug and Ignition Coil: adım 1, 2 resimden 2.

Pull the hood latch located in the drivers side footwell, to release the lock.
Open the hood and use the hood prop to secure.

Düzenle

Adım 2

Use the push tab to release the battery cover and remove it from the engine bay.

Düzenle

Adım 3

Loosen the ground terminal connected to the battery using a 10 mm socket and ratcheting wrench.
Place the ground terminal outside the battery cover and replace the cover.
The car battery circuit should be incomplete throughout the repair.

Düzenle

Adım 4

2003 Nissan 350z Spark Plug and Coil Pack Replacement: adım 4, 3 resimden 3.

Use a ratcheting wrench and a 15 mm socket to remove the six 44.5 mm long bolts and two nuts on the strut tower brace.

Düzenle

Adım 5

2003 Nissan 350z Spark Plug and Coil Pack Replacement: adım 5, 3 resimden 3.

Use a ratcheting wrench and a 10 mm socket to loosen and remove the three 12.7 mm bolts holding the wiring bracket in place.

Düzenle

Adım 6

2003 Nissan 350z Spark Plug and Coil Pack Replacement: adım 6, 3 resimden 3.

Use the 10 mm socket wrench to remove the two 12.7 mm bolts that connect to the wiring harness brackets on each side of the ignition coil.

Düzenle

Adım 7

2003 Nissan 350z Spark Plug and Coil Pack Replacement: adım 7, 3 resimden 3.

Usa a 10 mm socket wrench to remove the bolt holding the ignition coil.
Use a 16 mm deep socket to loosen the spark plug inside the valve cover.
Extend your magnet to retrieve the spark plug.
The 10 mm bolt holding the ignition coil is longer than the other 10 mm bolts. This bolt can only fit the ignition coil.