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Re: 4KCSQ: stalling at cruise speed

To: rjandrew@post.cis.smu.edu (R Justin Andrews)
Subject: Re: 4KCSQ: stalling at cruise speed
From: ti@amb.org (Ti Kan)
Date: Wed, 23 Dec 1998 18:49:29 -0800 (PST)
Cc: human@nh.ultranet.com, quattro@coimbra.ans.net
In-Reply-To: <m0zt07n-000JrDC@post.cis.smu.edu> from "R Justin Andrews" at Dec 23, 98 08:03:38 pm
Sender: owner-quattro@coimbra.ans.net

R Justin Andrews writes:
> I thought the FP relay controlled spark as well as fuel...
> not sure though...

The fuel pump relay does not "control spark".

The fuel pump relay will supply voltage to the fuel pump if there is
presence of spark pulses.  For safety, it will shut off the fuel pump
If spark stops (i.e., engine stalled).

-Ti
96 A4 2.8 quattro
84 5000S 2.1 turbo
80 4000 2.0
-- 
    ///  Ti Kan                Vorsprung durch Technik
   ///   AMB Research Laboratories, Sunnyvale, CA. USA
  ///    ti@amb.org
 //////  http://metalab.unc.edu/tkan/
///

References:
- Re: 4KCSQ: stalling at cruise speed
  - From: rjandrew@post.cis.smu.edu (R Justin Andrews)

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