Genuine INFINITI Ignition Parts
Starter Solenoid
Spark Plug
Spark Plug
Spark Plug
Spark Plug
Spark Plug
Spark Plug
Spark Plug
Spark Plug
Spark Plug
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A misfire, a hard start or a dead click when you turn the key all point to parts on this page. It lists genuine INFINITI ignition coils, direct ignition coils, spark plugs, starters and ignition switches, with 55 coils and 39 starters among them.
Ignition Coils, Spark Plugs, Starters and Switches
Ignition coils
224481LA0B is listed for the rear cylinders on the 2011 to 2013 QX56 and the 2014 to 2024 QX80. 224485CA0A is listed for the 3.0L in the Q50 and Q60 and for the QX80 up to 09/2025. Earlier QX56 trucks from 08/06 use 22448ZE00C. Coils on some V8s are listed by cylinder position, so read the notes. Older models are still covered, such as 224482Y000 for the I30, which includes the boot and spring, and 224484W001 for cylinder 1 on the QX4 from 09/2000.
Spark plugs
Plugs are listed by engine. 2240192C1N is for the 2.0L in the Q50, Q60 and QX30, and 22401EW61C is noted for the 2.5L, 3.5L, 3.7L and 5.0L without hybrid. Some listings show the NGK number, such as 224015M016 for the 3.5L and 224011P117, NGK PFR7G-11, for the G20 and early Q45. Replacing coils and plugs together is common on high mileage engines.
Starters
233004GB0C is listed for the Q50 and Q60 with the 3.0L or 3.7L and steering by wire, while the 2.0L cars use 23300HG00E. The 2022 to 2024 QX60 3.5L uses 233006SA1A, and the QX50 and QX55 use 233005NA0B. Even the 2000 to 2003 QX4 is covered, with new starter 2330M4W01ARW. For the 5.6L QX80, starter solenoid 233431CA0A is listed up to 02/2015.
Ignition switches
Push button cars use a start/stop switch. 251501LA0A is listed for the G37 and Q60 from 02/2010, and 25150JK60A for the 2007 G35. Immobilizer parts are listed by trim, too: 285903JA0A is noted without dark chrome for the Q50, Q60 and QX60, and 285906HE0A with dark chrome.
A note on the grid
This page also shows transmission valve bodies, purge solenoids and valve timing solenoids. Filter by Product Type to see only ignition parts, then add your VIN. Knock sensors are here as well, such as 220601KT0A for the QX56 and the QX80 up to 08/2015, and 22060JK23D for the 3.5L and 3.7L in the Q60 and Q70. Related pages: spark plugs, engine parts, alternators and exhaust parts.
FAQs
Which coil fits the rear cylinders on a QX80?
224481LA0B is listed for the rear cylinders on the 2014 to 2024 QX80 and 2011 to 2013 QX56.
Do you carry coils for the Q50 3.0L?
Yes. 224485CA0A is listed for the 3.0L in the Q50 and Q60.
Which spark plug fits the Q50 2.0L?
2240192C1N is listed for the 2.0L.
Does steering by wire change the Q50 starter?
233004GB0C is listed for 3.0L and 3.7L cars with steering by wire.
Why are transmission parts in the grid?
They match the search. Filter by Product Type to see only ignition parts.