Typ 89 Oil press sender

[Huw Powell]

> 1. What is the piece that threads into the front bottom of the NG
> engine with a spring inside it and a single wire screwed on its top?
> I thought it was the oil pressure sender for the check system (the
> red blinking oil symbol light), yet I was sold a piece with much
> smaller thread and a spade for the wire by a very reliable parts
> supplier.

The thing in the bottom of the oil pump is the oil temp. sender.

> 2. Is the oil pressure sender for the warning light just below the
> other oil pressure sender for the gauge with the 2 wires?

Basically, yes.  They are both for the light - two pressure cutoffs 
depending on rpm.  The one with two pins also provides the gauge signal.

-- 
Huw Powell

http://www.humanspeakers.com/audi

http://www.humanthoughts.org/