LS 460 V8-4.6L (1UR-FSE) (2007)
Coolant: Service and Repair
COOLANT
REPLACEMENT
1. REMOVE V-BANK COVER SUB-ASSEMBLY
2. REMOVE AIR CLEANER INLET COVER
3. REMOVE NO. 1 AIR CLEANER INLET
4. REMOVE NO. 1 ENGINE UNDER COVER
(a)
Remove the 13 screws, 7 clips and cover.
5. DRAIN ENGINE COOLANT
CAUTION: Do not remove the radiator reservoir cap and vent plug while the engine and radiator are still hot. Pressurized, hot engine
coolant and steam may be released and cause serious burns.
(a)
Loosen the radiator drain cock plug.
HINT: Collect the coolant in a container and dispose of it according to the regulations in your area.
(b) Remove the radiator reservoir cap, and using a 6 mm hexagon wrench, remove the vent plug.
(c)
Drain coolant.
(d) Loosen the 2 cylinder block drain cock plugs.