RE: '88 90 questions

[Aleksander Mierzwa <alex@matrix.com.pl>]

Jeffrey wrote:

	>I have a friend that just purchased an '88 90 FWD and he has
some questions
	>about the car.
	>1. Temp gauge - when the car is cold, the temp gauge starts to
climb up to
	>about the 1/4
	>    position as the car warms up and then suddenly drops back
to cold.  The
	>needle does not
	>    move after this.  Is this a sensor problem?

Yes, a typical failure mode of the multifunction temperature sensor.

	>2. Idling - the car seems to idle very high.  He cleaned out
the ISV and it
	>did not solve the
	>    problem.  Also the car's idle jerks down when he lets off
the gas
	>although we both believe
	>    that a relay controls the idle upon deceleration be keeping
the idle
	>high.  Any ideas?

Have you checked the idle switch?

Aleksander Mierzwa
Warsaw, Poland
mailto:alex@matrix.com.pl
87 Audi 5000CS turbo (mine)
88 Renault Medallion wagon (mom's)
91 mountain bike (just in case both cars broke at the same time :-)