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:

    Exhaust gas (carbon monoxide)
    WARNING ► Do not breathe exhaust gases; they contain colorless and odorless carbon monoxide. Carbon monoxide is dangerous. It can cause unconsciousness or death. ► If you susp ...

    Opening and closing the tailgate
    NOTICE Ensure there is minimum space of 39 in (1.0 m) above the rear of the vehicle before operating the tailgate. Insufficient space may result in damage to the vehicle. Do not operate the ...

    Windshield deicer (if so equipped)
    The windshield deicer switch (rear window and outside mirror defroster switch) operates when the ignition switch is in the ON position. The deicer is used to remove ice from the windshield w ...