Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Engine warm-up FAIL

oldtamiyaphile · 12-26-2014, 08:21 PM

Some new cars have electronically controlled T'stats to aid in warm up. They don't open at all until the ECU is happy with engine temp. This contrasts with a Bimetal spring which starts letting cold coolant in well before the engine is up to temp.

12-26-2014, 08:21 PM	#8 (permalink)
oldtamiyaphile Master EcoModder Join Date: May 2009 Location: Australia Posts: 1,510 UFI - '12 Fiat 500 Twinair Team Turbocharged! 90 day: 40.3 mpg (US) Jeep - '05 Jeep Wrangler Renegade 90 day: 18.09 mpg (US) R32 - '89 Nissan Skyline STiG - '16 Renault Trafic 140dCi Energy 90 day: 30.12 mpg (US) Prius - '05 Toyota Prius Team Toyota 90 day: 50.25 mpg (US) Premodded - '49 Ford Freighter 90 day: 13.48 mpg (US) F-117 - '10 Proton Arena GLSi Pickups Mitsubishi 90 day: 37.82 mpg (US) Ralica - '85 Toyota Celica ST 90 day: 25.23 mpg (US) Sx4 - '07 Suzuki Sx4 90 day: 32.21 mpg (US) F-117 (2) - '03 Citroen Xsara VTS 90 day: 30.06 mpg (US) Thanks: 325 Thanked 452 Times in 319 Posts	Some new cars have electronically controlled T'stats to aid in warm up. They don't open at all until the ECU is happy with engine temp. This contrasts with a Bimetal spring which starts letting cold coolant in well before the engine is up to temp. __________________