re. CIS-E Running Problems

[Bob Rossato]

No oxygen sensor in the loop.

> -----Original Message-----
> From: quattro-bounces at audifans.com
> [mailto:quattro-bounces at audifans.com]On Behalf Of Ben Swann
> Sent: Wednesday, March 24, 2004 9:34 PM
> To: bob.rossato at att.net
> Cc: quattro at audifans.com
> Subject: re. CIS-E Running Problems
>
>
> Oxy sensor?
>
> [Trying to help out a friend sort out some problems on one of his
> track cars.
>
> Patient is an '85 Coupe GT.
>
> Symptoms - lack of power, rough running.
>
> Diagnostics - Monitoring injector pressure shows about 4 bar,
> then at about
> 3800rpm the pressure starts oscillating between 2 & 3bar at
> approximately a
> 1hz frequency.
> <snip>]