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Ronnie's.930 Ronnie's.930 is offline
Join Date: Nov 2007
Location: Rockwall, Texas
Posts: 8,760
Originally Posted by rrental View Post
Isn't that relay powering the safety switch? That's what it looks like in the drawing provided in the "my car doesn't start" thread. (thanks for that btw!)
No - it supplies power to the O2 sensor's heating element (and possibly something else to do with the Lambda circuit).

There is quite a bit of information (some of it wrong, however) on that subject in the following threads (and in others if you search "black relay") -

Relay ID - engine compartment

where is the enrichment relay at?

Last edited by Ronnie's.930; 06-23-2013 at 10:46 AM..
Old 06-23-2013, 10:42 AM
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