spark plugs TOYOTA TUNDRA 2023 Owners Manual

5478-1. Specifications
8
Vehicle specifications
Cooling system
Capacity
2TR-FE
engine
Vehicles with an automatic transmission
9.1 qt. (8.6 L, 7.6 Imp.qt.)
Vehicles with a manual transmission
9.2 qt. (8.7 L, 7.7 Imp.qt.)
2GR-FKS
engine
Vehicles with an automatic transmission
11.1 qt. (10.5 L, 9.2 Imp.qt.)
Vehicles with a manual transmission
10.8 qt. (10.2 L, 9.0 Imp.qt.)
Coolant typeUse either of the following.
• “Toyota Super Long Life Coolant”
• Similar high-quality ethylene glycol-based
non-silicate, non-amine, non-nitrite, and
non-borate coolant with long-life hybrid
organic acid technology
Do not use plain water alone.
Ignition system
Spark plug
Make2TR-FE engine
DENSO FK20HR-A8
2GR-FKS engine
DENSO FK20HBR8
Gap0.031 in. (0.8 mm)
NOTICE
■ Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark pl ug gap.