Infiniti QX: Spark plugs - Maintenance and do-it-yourself - Infiniti QX Owner's ManualInfiniti QX: Spark plugs

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.

    Drive belts
    1. Power steering fluid pump 2. Water pump 3. Alternator 4. Crankshaft pulley 5. Air conditioner compressor WARNING Be sure the ignition switch is in the OFF or LOCK position before se ...

    Air cleaner
    To remove the filter, release the lock pins 1 and pull the unit upward 2 . The filter element should not be cleaned and reused. Replace it according to the maintenance intervals. See “INFI ...

    See also:

    Anti-lock braking system (ABS) (Amber)
    Illuminates briefly as a bulb check when the ignition is switched on. If the lamp remains on or illuminates while driving, there is a fault with the ABS system. Drive with care, avoiding heavy br ...

    How to Check Lubricant
    To get an accurate reading, the vehicle should be on a level surface. A. Drain Plug B. Fill Plug If the level is below the bottom of the fill plug hole, located on the transfer case, some lubric ...

    Engine Compartment Fuse Block
    The Engine Compartment Fuse Block is located in the engine compartment, on the driver side of the vehicle. Lift the cover for access to the fuse/relay block. If the vehicle is a hybrid, see the hy ...