Spark plugs

Spark plugs - Maintenance and do-it-yourself - Infiniti QX Owners Manual - Infiniti QX

Be sure the engine and the ignition switch WARNING
Be sure the engine and the ignition switch are off and that the parking brake is engaged securely.

CAUTION
 Be sure to use the correct socket to remove the spark plugs. An incorrect socket can damage the spark plugs.

Replacing spark plugs

If replacement is required, see an INFINITI

If replacement is required, see an INFINITI retailer for servicing.

Iridium-tipped spark plugs

It is not necessary to replace the iridiumtipped spark plugs as frequently as the conventional type spark plugs since they will last much longer. Follow the maintenance schedule in “INFINITI Service and Maintenance Guide”, but do not reuse them by cleaning or regapping. Always replace spark plugs with recommended or equivalent ones.

    See also:

    Snow mode
    Used on snowy roads or slippery areas. When the SNOW mode is activated, engine output is controlled to avoid wheel spin. Turn the SNOW mode off for normal driving. Turn the drive mode select switch to ...

    Brake and clutch fluid
    For further brake and clutch fluid information, see “Capacities and recommended fuel/lubricants” of this manual. WARNING • Use only new fluid from a sealed container. Old, inferior or contaminated f ...

    Security systems
    Your vehicle has two types of security systems: ● Vehicle security system ● INFINITI Vehicle Immobilizer System ...