View Single Post
Chuck.H Chuck.H is offline
Registered
 
Join Date: Apr 2003
Location: Gainesville FL
Posts: 1,190
Garage
The DME turns the fuel pump on thru the DME relay, and this relay output also powers the O2 sensor. On the DME, it's pin 20 IIRC - you can open up the DME and probe this pin to verify. Sounds like you may have a bad DME, either from trauma or water damage.

Chuck.H
'89 TurboLookTarga, 342k miles
Old 12-06-2012, 05:23 AM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #2 (permalink)