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Toyota 4.6 liter firing order and spark plug gap — 1UR-FE Engine

Toyota 4.6 liter firing order and spark plug gap

Here is a Toyota 4.6 liter firing order engine layout diagram

If you’re doing a tune-up, you’ll need the Toyota 4.6-liter firing order engine layout diagram

Toyota 4.6-liter firing order and diagram
NOTE: The Toyota 4.6 liter 1UR-FSE engine is an advanced version of the 1UR-FE engine. This 1UR-FSE version has D-4S (Direct-injection 4-stroke Superior) injection system with one port injector and one direct injector in each combustion chamber for each cylinder. The D-4S injection system can provide direct injection mode only and both direct injection and port injection at the same time. The 1UR-FSE engine also has a compression ratio of 11.8:1

Toyota 4.6 liter spark plug gap

0.0394 to 0.0433 in
DENSO SK20R11 Iridium Spark Plug

Spark plug torque: 21 Nm, 15 ft-lb
Ignition Coil torque : 10 Nm, 7 ft-lb

Toyota 4.6 liter engine specifications

Cylinder block material: Aluminum
Cylinder head material: Aluminum
Fuel type: Gasoline
Fuel system: Multiport Fuel injection
Valves per cylinder: 4 DOHC
Four-stroke: naturally-aspirated
Compression Ratio: 10.2:1
Horsepower: 304-347 hp

Toyota 4.6 liter engine oil specifications

Engine oil weight: 5W-30
Engine oil capacity: 7.9-qt, filter .42-qt
Oil change interval: 10,000 (15,000 km) /12 month

Toyota 4.6 Engine Applications

Toyota Tundra
Toyota Sequoia
Toyota Land Cruiser
Lexus LS 460
Lexus GS 460
Lexus GX 460
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