[V8] Intermittent no-start and rotten egg smell

Seamus O'Carey cheshirecatsbox at gmail.com
Sun Jul 19 11:52:49 PDT 2009

I believe the rotten egg smell is a typical sign of a failing catalytic

On Fri, Jul 17, 2009 at 8:07 PM, Radek <radek at istar.ca> wrote:

> After installing a new air filter and cleaning the spark plugs, I tried to
> start the newly acquired 93.  It wouldn't.  The fuel pump relay would click
> once, engine would not turn over.  There seemed to be no current draw (I
> tried starting it with an interior lamp on, it wouldn't fade).  PO had an
> aftermarket radio installed and left some cables connected to the vacum pump
> next to the battery, which I removed.  I reconnected those and tried again -
> the car started.
> It ran at high idle, about 2000 rpm, dropped to 1000 rpm when in Drive.  I
> will check the TPS tomorrow.  At some point it gave a nasty smell of rotten
> eggs - where's that coming from?
> I let it run until it warmed up and switched it off.  Came back ten minutes
> later, without disconnecting anything - it wouldn't start.  Same symptoms:
>  when the key is turned, fuel pump relay clicks, no voltage drops, engine
> doesn't turn over.  Giving it a boost with a 60A charger doesn't help.
> Where should I look?
> Radek
> 91 V8Q 5-sp
> 93 V8Q
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