Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Pre-heating the Prius Transaxle and Engine for better fuel economy

orange4boy · 01-22-2010, 07:47 PM

Bob,

Where is the info on your coolant temp hack? I want to do this on mine soon. Thx.

Does the Prius have a temp sensor in the cat? Or does the ecu warm the cat every time the engine starts by default?

01-22-2010, 07:47 PM	#20 (permalink)
orange4boy marcusmodder Join Date: Aug 2008 Location: Vancouver BC Posts: 1,122 The Golden Egg - '93 Previa DX 90 day: 31.91 mpg (US) Chewie - '03 Prius 90 day: 57 mpg (US) Thanks: 70 Thanked 198 Times in 110 Posts	Bob, Where is the info on your coolant temp hack? I want to do this on mine soon. Thx. Does the Prius have a temp sensor in the cat? Or does the ecu warm the cat every time the engine starts by default? __________________ Aeromodding My Classic NHW11 Prius