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:

    Operating tips
    When the engine coolant temperature and outside air temperature are low, the air flow from the foot outlets may not operate. However, this is not a malfunction. After the coolant temperature w ...

    Coat hooks
    The coat hooks are equipped at the rear assist grips. CAUTION Do not place items which are more than 2 lb (1 kg) on the hook. ...

    Unlocking doors and fuel-filler door
    1. Push the door handle request switch (driver’s or front passenger’s) A once while carrying the Intelligent Key with you. 2. The hazard indicator flashes once and outside chime sounds once. The corr ...