Spark plug for TOYOTA used in cars are the key components of the ignition system of Toyota vehicle engines. The function of the Toyota series spark plugs is to ignite and ignite the mixture. Through the high-voltage electricity generated by the ignition coil, the air between the positive and negative electrodes is broken through to form a spark and generate a flame core to ignite the mixture in the cylinder, and then the engine will start to operate.
I. Structure of the Spark plug for TOYOTA
1. Center electrode: A conductive metal rod, the tip is usually made of nickel alloy, platinum, or iridium.
2. Side electrode (ground electrode): Forms a spark gap with the center electrode. Some high-end models use U-shaped or conical notches.
3. Insulating ceramic body: Prevents high-voltage current from leaking, with high-temperature resistance (up to over 1000°C).
4. Metal housing: The threaded part is used to fix on the cylinder head and is grounded.
5. Spark gap: The distance between the center electrode and the side electrode (usually 0.8-1.1mm).
II.Spark plug for TOYOTA by Heat Value (Heat Dissipation Capacity)
Cold-type spark plugs (high heat value, such as NGK 7-9): Suitable for high-speed, turbocharged engines.
Hot-type spark plugs (low heat value, such as NGK 4-6): Suitable for low-speed, naturally aspirated engines.
III. Recommended of the Spark plug
If the original factory spark plug performance is insufficient or you want to improve the ignition efficiency, you can consider high-performance spark plugs made of iridium/platinum:
1. Economical and durable type (platinum)
2. High-performance type (iridium)
3. Long-life type (double iridium)
IV. Precautions for Replacing of the Spark plug
1. Must match heat value
High heat value (such as original factory 5 to 7) →Prone to carbon buildup
Low heat value (such as original factory 7 to 5) →Prone to overheating
2. Use a torque wrench
The torque of Toyota spark plugs is usually 15-20 N·m. Over-tightening may damage the cylinder head threads.
3. Check the electrode gap
The factory gap of new spark plugs has been adjusted, but it is recommended to confirm before installation.
4. Hybrid vehicles require power-off
Before replacing the spark plugs of a hybrid vehicle (such as Prius), disconnect the negative terminal of the 12V battery to prevent accidental activation of the high-voltage system.
V. Characteristics of Toyota Original Spark Plugs：
Accurate matching： Specifically tuned for Toyota engines
High durability： Generally use platinum/iridium materials
High stability： Adapts to the precise combustion requirements of Toyota engines
VI. Maintenance Suggestions Spark plug for TOYOTA
- Check the electrode condition every 30,000 kilometers
- Use a dedicated spark plug socket for disassembly and assembly
- It is recommended to replace the entire set (4 spark plugs for 4-cylinder vehicles) when replacing.
|
Product model |
Product size |
Material |
Installation torque |
Applicable vehicle models |
|
IBKR6EY 612 |
Thread diameter：14mm Thread length：19mm Wrench size：16mm |
Platinum |
25-30N·m |
Imported Toyota series, Corolla 1.8L, RAV42.0L/2.4L, Vios 1.3L/1.5L, Land Cruiser 4.5LL6/4.7L V8, Prius 1.5L, Tianjin FAW series, Guangqi Toyota Camry 2.0L/2.4L, Yaris 1.3L |
|
PDILKAR7B11 616 |
Thread diameter：12mm Thread length：26.5mm Wrench size：14mm |
Double iridium |
15-20N·m |
Corolla 1.6L/1.8L, Corolla 1.6L, Vios 1.6L, Prius 1.8L, Guangzhou Toyota Yaris 1.6L, Yizhi E "Z 1.8L/2.0L/1.6L |
|
PDILFR6D11 648 |
Thread diameter：14mm Thread length：26.5mm Wrench size：16mm |
Double iridium |
25-30N·m |
462/465 engine/Wuling |
|
DILFR7K9G 663 |
Double iridium |
Double iridium |
25-30N·m |
Toyota 2.0T engine model: 8AR/8AR-FTS Applicable to: Toyota Highlander (XU50 2014-)2.0T Crown (S210 2015-)2.0T Lexus GS200t F SPORT/GS200t(L10 2015-)(imported)GS300 F SPORT/GS300(L10 2016-)(imported)IS200t F SPORT/IS200t(XE30 2014-)(imported)IS300 F SPORT/IS300(XE30 2016-)(imported)NX200t(AZ10 2014-)(imported)NX300(AZ10 2017-)(imported)RC200t(imported)RX200t(AL20 2015-)(imported)2.0T |
|
PDILKAR8J9G 666 |
Thread diameter：12mm Thread length：26.5mm Wrench size：14mm |
Double iridium |
15-20N·m |
Faw Toyota Corolla 1.2T, GAC Toyota Levin 1.2T. |
|
Product model |
Product size |
Material |
Installation torque |
Applicable vehicle models |
|
VBKR6ES 501 |
Thread diameter：14mm Thread length：19mm Wrench size：16mm |
Nickel-copper |
25-30N·m |
474 engine, Lexus LS400, Kaidi 1.6L, Bora Classic 1.6L, Sagitar 1.6L 2006 -, Mitsubishi, Aveo 1.4L1.6L 2008 -, Wuling Guang, Wuling Yangguang, Fit 1.3(2004-08), Great Wall, BYD, Zhonghua |
|
VBPR6EIX 502 |
Thread diameter：14mm Thread length：19mm Wrench size：20.8mm |
Nickel-copper |
25-30N·m |
462/465 engine/Wuling |
|
ILZTR5AGP 640 |
Thread diameter：14mm Thread length：25mm Wrench size：16mm |
Iridium |
10-20N·m |
chrysler series: 2.7LV6, 2.4L L4, 3.3LV6, 3.8LV6, 6.1LV8; DODGE Dodge Cove 2.7LV6, 3.3LV6; JEEP Grand Cherokee 6.1LV8, 3.8LV6; Volkswagen ROUTAN 3.8LV6; |
|
IZFR5LP-13G 641 |
Thread diameter：14mm Thread length：19mm Wrench size：16mm |
Iridium |
25-30N·m |
Chrysler 300C 3.5LV6 2006- |
|
PILKR8G-8 625 |
Thread diameter：14mm Thread length：26.5mm Wrench size：16mm |
Iridium-platinum double |
15-20N·m |
Great Wall Haval 2015 H6 1.5T, GAC Trumpchi GS4 1.3T/1.5T GA6 1.5T GA8 2.0T |
|
PILZNAR6D9 626 |
Thread diameter：12mm Thread length：25mm Wrench size：14mm |
Iridium-platinum double |
10-20N·m |
Viloran 1.5L, New Cruze /1.5L |
|
PILZKAR8G8 627 |
Thread diameter：12mm Thread length：26.5mm Wrench size：14mm |
Iridium-platinum double |
15-20N·m |
Roewe 950 series 1.8T/2.0T, RX5 2.0T, Riteng 2.0T, and Maxus G10 series 2.0T double iridium dedicated spark plugs |
|
PILZKR8E8G 634 |
Thread diameter：12mm Thread length：26.5mm Wrench size：16mm |
Iridium-platinum double |
15-20N·m |
K51.6T, Flystar 1.6T, New Tucson 1.6T, Sonata 9 1.6T, IX25 1.6T |
|
PFR8S8EG 635 |
Thread diameter：14mm Thread length：19mm Wrench size：16mm |
Iridium-platinum double |
25-30N·m |
Touareg 3.0T, Porsche 3.0L/3.0T, FAW AUDI A4L 3.0T, A6L 3.0T, Audi A63.0T, A8 3.0T, A7 3.0T, S4 3.0T, S5 3.0T |
|
PIZFR6H11 636 |
Thread diameter：14mm Thread length：19mm Wrench size：16mm |
Iridium-platinum double |
25-30N·m |
Brilliance BMW 3 Series 2.0L, 5 Series 2.0L, imported BMW 740Li/750Li, Elegance 4.8L |
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