View Single Post
Old 06-17-2009, 10:53 PM
Bio300TDTdriver Bio300TDTdriver is offline
Unofficial wormcan opener
Join Date: Dec 2005
Location: Ashland, MA
Posts: 2,602
Originally Posted by VegStew View Post
Right, Its the 90 300d. Its the temp switch for the aux fan (on top of the engine where the upper radiator hose connects) to turn on when the car gets up to 105. A quick look at fastlane shows a 3 prong switch. Mine only has 2. I suppose they could have the wrong pic up.
The '87 with the OM603 uses the 3 prong. As you know your car uses the 2 prong. Have you confirmed that the temp send is working? Do you have a IR thermometer you can shoot the switch with?

Have you tried jumping the switch to confirm that the fan(s) work?
1987 300TD 309, xxx 2.8.2014 10,000 mile OCI

Be careful of the toes you step on today, as they may be connected to the ass you have to kiss tomorrow. anonymous

“Be who you are and say what you feel, because those who mind don’t matter, and those who matter won’t mind.” Dr. Seuss
Reply With Quote