View Single Post
Old 02-19-2015, 04:14 AM   #27 (permalink)
Occasionally6
Master EcoModder
 
Join Date: Apr 2013
Location: World
Posts: 385
Thanks: 82
Thanked 82 Times in 67 Posts
Quote:
Originally Posted by redpoint5 View Post
This whole thread could be answered with a $9 ELM237 OBDII bluetooth adapter and a free app called Torque.

You can then read the temps directly and see when the cooling fans turn on.

There are more expensive and complicated ways to keep tabs on things, but this would be the cheapest/easiest/most accurate way.
Maybe. I could do the voltage testing at $0.00, out of the parts box. Without that parts box, ^ probably is the better way.
  Reply With Quote