[Vwdiesel] 1998 tdi no start

[Dave Cook]

I was looking for glow plug info this morning for another car and found this:

http://forums.tdiclub.com/showthread.php?p=749854

Might help you troubleshoot yours.

Dave Cook


--- On Mon, 1/12/09, jonathan hoehl <jjhoehl at hotmail.com> wrote:

> From: jonathan hoehl <jjhoehl at hotmail.com>
> Subject: Re: [Vwdiesel] 1998 tdi no start
> To: jhsg at sasktel.net, "mailing list" <vwdiesel at vwfans.com>
> Date: Monday, January 12, 2009, 5:58 PM
> > > when you crank it with a starter, how does it
> sound?> Nice even pulses, or what?
> Yes, nice and smooth.  It hiccups only after a long time
> cranking like it just wanted to start but didn't.  When
> towed, the engine spins smooth, but definately doesn't
> assist with any power.
>  
> > Someone killed the MIL light before they sold it?>
> GLow plugs are an emissions item, faulty glow plugs are an
> emissions > issue, so the light should glow solid. See if
> it (CEL or MIL light) > EVER lights up when you first
> turn the key on, or it could be with the > clutch out,
> and the tranny in gear, the interlock stuff should keep the
> > engine from starting, but all the dash lamps should
> light.
> Hmm, yeah something might be wrong here.  All lights
> come-on when you turn the key (including the CEL/MIL).  The
> glowplug light comes-on, but does not turn-off as it
> normally should (the glow plugs do not cycle).  When you
> crank, all lights go-out, and after a long time cranking
> (and while towing in gear) the glow plug light starts
> flashing.  So, when towing in gear, the engine doesn't
> run (and doesn't want to), smokes white and no warning
> lights on the dashboard light-up - except the glow plug
> light starts flashing after some time.  The oil light works
> as it should.  And, the clutch interlock seems to function
> like it should.   I don't have to have the seat belt
> plugged-in do I!?
>  
> > > I'll go back and check compression and>
> > timing. I assume I can jumper the GP relay as well. I
> don't know> > what to do about checking the air
> flow meter or ECM though. If I> > unplug the
> electronics, but jumper the glow plugs and fuel stop>
> > solenoid, would the engine run in a 'limp'
> mode? What do you guys> > think?> > No, it
> won't.> Nice try tho.> You can run with an
> unplugged MAF sensor (mass airflow) in limp mode, > but
> not with "the electronics" disengaged. Not only do
> you not have > warp engines, impulse is down as well.>
> It could be fuel, but then it wouldn't smoke now, would
> it.> > You need Vag-Com.> -james> 
> Well, that's a bummer, but not.  Having the right tools
> is always a help.  Gotta be excited about that!
>  
>  
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