2014 INFINITI Q60 CONVERTIBLE spark plugs replace

8 Maintenance and do-it-yourself
Maintenance requirement.................................... 8-2
Scheduled maintenance .................................. 8-2
General maintenance....................................... 8-2
Where to go for service ................................... 8-2
General maintenance ........................................... 8-2 Explanation of maintenance items ................... 8-2
Maintenance precautions ..................................... 8-5
Engine compartment check locations ................... 8-7 VQ37VHR engine ............................................. 8-7
Engine cooling system ......................................... 8-8
Checking engine coolant level ......................... 8-9
Changing engine coolant ................................. 8-9
Engine oil .......................................................... 8-10
Checking engine oil level............................... 8-10
Changing engine oil and filter ....................... 8-10
Automatic transmission fluid ............................. 8-12
Power steering fluid........................................... 8-13
Brake and clutch fluid ....................................... 8-13 Brake fluid .................................................... 8-14
Clutch fluid (if so equipped) .......................... 8-14
Window washer fluid ......................................... 8-14
Battery .............................................................. 8-15 Jump starting ................................................ 8-17
Variable voltage control system ......................... 8-17 Drive belt .......................................................... 8-18
Spark plugs ...................................................... 8-18
Replacing spark plugs ................................. 8-19
Air cleaner ........................................................ 8-19
Windshield wiper blades ................................... 8-20 Cleaning ...................................................... 8-20
Replacing..................................................... 8-21
Brakes .............................................................. 8-22 Self-adjusting brakes ................................... 8-22
Brake pad wear warning .............................. 8-22
Fuses ................................................................ 8-22 Engine compartment .................................... 8-22
Passenger compartment............................... 8-24
Intelligent Key battery replacement ................... 8-25
Lights................................................................ 8-27 Headlights ................................................... 8-27
Exterior and interior lights ........................... 8-28
Wheels and tires ............................................... 8-30 Tire pressure ............................................... 8-30
Tire labeling ................................................ 8-34
Types of tires............................................... 8-36
Tire chains ................................................... 8-37
Changing wheels and tires........................... 8-37

8-18Maintenance and do-it-yourself
SDI2119
VQ37VHR engine
1. Power steering fluid pump
2. Alternator
3. Crankshaft pulley
4. Air conditioner compressor
5. Drive belt auto-tensioner
WARNING
Be sure the ignition switch is in the OFF or
LOCK position before servicing the drive
belt. The engine could rotate unexpectedly.
1. Visually inspect the belt for signs of
unusual wear, cuts, fraying or loosen- ess. If the belt is in poor condition or
loose, have it replaced or adjusted by
an INFINITI retailer.
2. Have the belt condition checked reg- ularly.
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.
DRIVE BELT SPARK PLUGS

SDI2020
REPLACING SPARK PLUGS
If replacement is required, see an INFINITI
retailer for servicing.
Iridium-tipped spark plugs
It is not necessary to replace the iridium-
tipped spark plugs as frequently as the
conventional type spark plugs since they
will last much longer. Follow the main-
tenance schedule in“INFINITI Service and
Maintenance Guide” , but do not reuse
them by cleaning or regapping. Always replace spark plugs with recom-
mended or equivalent ones.SDI2363
Remove the retainers*1as illustrated and
pull out the filter element
*2.
The filter element should not be cleaned
and reused. Replace it according to the
maintenance intervals. See “INFINITI Ser-
vice and Maintenance Guide” for mainte-
nance intervals. When replacing the filter,
Maintenance and do-it-yourself8-19
AIR CLEANER