The Ignition Coil 9091902212 is a critical power conversion core of automotive gasoline engine ignition systems, responsible for converting the vehicle's 12V low voltage into a powerful high-voltage spark to ignite the air-fuel mixture in engine cylinders. Mounted on the engine cylinder head, this ignition coil coordinates with spark plugs, ECU and ignition modules to ensure full fuel combustion, smooth engine operation and improved fuel efficiency. As an OEM-standard replacement part, the ignition coil 9091902212 is precisely matched to a variety of Toyota and its premium brand models, providing reliable performance for aftermarket maintenance and replacement.
Key Features
Engineered in strict accordance with original equipment specifications, the Ignition Coil 9091902212 is a plug-and-play replacement with no need for wiring modification, drilling or additional adapters. It perfectly fits the factory mounting positions and electrical interfaces, eliminating installation errors and ensuring a hassle-free fitting process.
Adopts high-density enameled copper wire winding and high-permeability silicon steel core, delivering a stable rated output voltage of ≥33,000V. It generates a strong and consistent spark even under extreme working conditions such as low temperature startup and high-load operation, effectively preventing engine misfiring and incomplete combustion.
The outer housing is made of high-strength heat-resistant PBT engineering plastic, which can withstand continuous high temperatures up to 195℃ in the engine compartment and has excellent anti-aging, anti-oil and anti-corrosion properties. The internal high-voltage tower uses high-purity ceramic insulation material to avoid high-voltage leakage and ensure long-term stable operation.
Adopts vacuum epoxy resin encapsulation technology to achieve full-sealed insulation, reaching an IP6K9K dustproof and waterproof rating. It effectively isolates internal components from engine oil, coolant, dust and moisture, and the built-in overvoltage and overcurrent protection circuits prevent damage to the vehicle's ECU and ignition module caused by abnormal electrical signals.
Produced in compliance with the IATF16949 automotive quality management system, every Ignition Coil 9091902212 undergoes rigorous high-voltage withstand, insulation resistance, temperature cycle and 55,000+ durability tests, ensuring a 100% factory pass rate and a service life of over 110,000 kilometers.
Technical Specifications
|
Item |
Specification |
|
Product Model |
Ignition Coil 9091902212 |
|
Product Dimensions |
90.3MM66.8MM62.2MM |
|
Replacement Models |
90919-02255, 90919-C2004, 90919-02262 |
|
Applicable Systems |
Automotive gasoline engine ignition system |
|
Input Voltage |
12V DC |
|
Rated Output Voltage |
≥33,000V |
|
Operating Temperature |
-45℃ ~ +195℃ |
|
Housing Material |
High-strength heat-resistant PBT engineering plastic |
|
Insulation Material |
High-purity ceramic + epoxy resin encapsulation |
|
Mounting Type |
Bolt-on fixed installation (1 bolt) |
|
Connector Type |
2PIN waterproof automotive connector |
Structural Composition
Core Electromagnetic Conversion Assembly
The core functional part of the Ignition Coil 9091902212, composed of high-permeability silicon steel sheet iron core and double-layer enameled copper wire primary and secondary windings. It realizes efficient low-to-high voltage conversion and stable energy transmission, the foundation of generating a reliable ignition spark.
01
Low-Voltage Electrical Connector
A side-mounted 2PIN integrated waterproof plastic connector with anti-loosening snap fasteners and tin-plated pins. It ensures a firm connection with the vehicle's ignition wiring harness and ECU, preventing poor contact caused by engine high-frequency vibration and electrical corrosion.
02
High-Voltage Output Tower
A top-mounted ceramic high-voltage tower with a high-temperature resistant rubber sealing ring, directly mated with the spark plug. It has ultra-high insulation and breakdown resistance, ensuring that high-voltage electricity is accurately transmitted to the spark plug electrode without leakage.
03
Integrated Mounting Bracket
A metal-plastic composite mounting bracket with precision threaded holes, perfectly matching the engine cylinder head mounting points. Equipped with an anti-vibration rubber gasket, it reduces the impact of engine vibration on the internal structure of the product and avoids component damage.
04
Full-Sealed Protective Housing
One-piece molded heat-resistant PBT housing that fully wraps the internal electromagnetic assembly, combined with vacuum epoxy resin encapsulation to form a fully sealed structure. It effectively isolates the harsh working environment of the engine compartment and greatly prolongs the service life of the product.
05
Compatible Vehicle Models
· Toyota: Corolla (2012-2018), Camry (2009-2014), RAV4 (2009-2015), Highlander (2009-2014), Vios (2013-2019), Prado (2009-2016), Sienna (2011-2017)
· Lexus: ES250 (2010-2015), RX270 (2009-2015), IS250 (2009-2015), CT200h (2011-2018), NX200 (2014-2019)
· Scion: tC (2011-2016), xB (2008-2015)
· Subaru: Trezia (2010-2016)
Installation and Usage Notes
· Before installing the Ignition Coil 9091902212, disconnect the vehicle's negative battery terminal and wait for 3-5 minutes to discharge the residual electricity in the ignition system, avoiding short circuits and damage to sensitive electrical components.
· Ensure the engine is completely cooled (below 40℃) before installation to prevent scalding and avoid thermal deformation of the coil's plastic and rubber parts due to high temperature.
· Thoroughly clean the mounting surface of the engine cylinder head and the spark plug installation port, remove oil, dust, carbon deposits and other contaminants to ensure a tight seal between the product and the spark plug, and avoid spark leakage and poor contact.
· When installing, align the product vertically with the spark plug and mounting hole, press it down firmly until the mounting bracket is fully attached to the cylinder head, then tighten the mounting bolt to the specified torque (9.5-11.5 N·m) to prevent loose installation caused by engine vibration.
· After installation, reconnect the negative battery terminal, start the engine and check for abnormal conditions such as misfiring, idling instability and ignition system fault lights. Perform a test drive under different engine speeds (idle, medium speed, high speed) to confirm the product works normally.
· If multiple cylinders have ignition failures, it is recommended to replace the ignition coils in a set to ensure consistent ignition performance of each cylinder, avoid uneven engine power output and prolong the service life of spark plugs and other ignition components.
Packing,Storage,Handling and Transportation
The Ignition Coil 9091902212 is individually packaged in anti-static sealed plastic bags, with shock-absorbing EPE foam lining inside the hard corrugated carton to effectively prevent collision, extrusion and scratch damage during transportation. The outer carton is clearly marked with the product model, quantity, net weight/gross weight, and professional anti-shock, moisture-proof, anti-high-temperature and fragile signs for easy storage and transportation management.
Storage
Store the product in its original packaging in a clean, dry, well-ventilated warehouse with a temperature of -5℃ ~ 45℃ and a relative humidity of ≤70%. Avoid direct sunlight, high temperature baking, moisture, oil pollution and strong electromagnetic radiation; the shelf life of the product under normal storage conditions is 36 months.
Handling
Handle the product with care during manual handling, avoid violent collision, falling and heavy extrusion; do not pull the electrical connector and high-voltage tower hard to prevent damage to the internal wiring, insulation structure and connector pins.
Transportation
The product can be transported by road, sea, air and other modes of transportation. During transportation, ensure the packaging is intact and not damaged, avoid exposure to rain, snow, high temperature and strong sunlight; fix the cartons firmly in the transport vehicle to prevent sliding, collision and stacking extrusion during transportation.
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