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.
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HOMESERVICE MANUALSACURA1999NSX V6-3.2L DOHC (VTEC)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMSPARK PLUGSERVICE AND REPAIR
1999 Acura NSX V6-3.2L DOHC (VTEC)
Spark Plug: Service and Repair
1999 Acura NSX V6-3.2L DOHC (VTEC)SECTION Service and Repair
CAUTION: Ignition coils and spark plugs can become very hot in use; do not touch them until the engine has cooled down.
1. Remove the ignition coil covers.
2. Disconnect the 3P connectors from the ignition coils.
3. Remove the ignition coils.
4. Remove the spark plugs.
NOTE: Different ignition coils and ignition coil covers are used for the front and rear cylinders. Be sure to use the correct ones when mounting them.
Ignition Coils/Spark Plugs Removal:
1. Remove the ignition coil covers.
2. Disconnect the 3P connectors from the ignition coils.
3. Remove the ignition coils.
4. Remove the spark plugs.
NOTE: Different ignition coils and ignition coil covers are used for the front and rear cylinders. Be sure to use the correct ones when mounting them.
RENDER: 1.0x
NO RELATED
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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.