[Vwdiesel] how do I know I have a bad glow plug in newer TDI

[Dave Cook]

Yeah, I talked to the guy about that too, but like you said, you won'think to look if a plug burns out.  I suppose if the car was starting you wouldn't notice, but it would suck to get caught on a cold snap.

Dave Cook


--- On Tue, 1/26/10, Tony and Lillie <tonyandlillie1 at earthlink.net> wrote:

> From: Tony and Lillie <tonyandlillie1 at earthlink.net>
> Subject: Re: [Vwdiesel] how do I know I have a bad glow plug in newer TDI
> To: "Dave Cook" <davevw at yahoo.com>, "VW Diesel Group" <vwdiesel at vwfans.com>
> Date: Tuesday, January 26, 2010, 1:12 AM
> One other thing you can do is put
> both sides of the harness together. Then, the computer won't
> see the difference in the resistance. Of course, you also
> won't get a CEL when you burn a glow plug out. But, then
> again, you won't know whe one burns out if the CEL is on
> becuase of the harness anyhow.
> 
> Tony
> 
> ----- Original Message ----- Subject: Re: [Vwdiesel] how do
> I know I have a bad glow plug in newer TDI
> 
> 
> Well, I hope you are still glad to have me on the list even
> though I don't actually work at a dealership...  I do
> some side car repair for people though.
> 
> But the stuff I said about the glow plugs needing balanced
> is true if you want the CEL to go off.  Otherwise, they
> will still glow.
> 
> One buddy with an '02 just lets his CEL stay on cause he
> doesn't care.  The other guy was getting ready to sell
> the car so he really wanted the light to be off.
> 
> The only problem with letting the CEL stay on because of
> glow plugs is that if something else goes wrong you won't
> know because the light is already on and you'll never notice
> a difference, happily assuming it is only on because of the
> plugs.  But it is kind of a pain trying to get it to go
> off once you get some reisitance or whatever in the harness
> or different plugs.
> 
> Dave Cook 
>