Removed engine cover, undid cap, no liquid. Poured in just over pint to fill, recapped, ran engine for a minute, rechecked level, then ran engine up to temperature. Heater came on and stayed on. Drove round town for ten minutes, heater didn’t cut out at all. 😊😊😊
Gs450H Heating Goes Cool When Engine Shuts Off (Driving/slowing Down)
in Lexus GS 300 / Lexus GS 250 / Lexus GS 430 / Lexus 450h / Lexus GS 460 Club
Posted
Same problem, same solution.
Removed engine cover, undid cap, no liquid. Poured in just over pint to fill, recapped, ran engine for a minute, rechecked level, then ran engine up to temperature. Heater came on and stayed on. Drove round town for ten minutes, heater didn’t cut out at all. 😊😊😊