Motor won't start after Timing Belt & Cam Adjuster gasket replacement(2.8 30v)

Robert Rossato rossato.qlist at gmail.com
Sat Sep 19 07:28:38 PDT 2009


Is it possible you sheared the key on the crank pulley?  BTDT

Bob

> -----Original Message-----
> From: quattro-bounces at audifans.com 
> [mailto:quattro-bounces at audifans.com] On Behalf Of MXHOWES at aol.com
> Sent: Friday, September 18, 2009 2:11 PM
> To: quattro at audifans.com
> Subject: Motor won't start after Timing Belt & Cam Adjuster 
> gasket replacement(2.8 30v) 
> 
> 
> I still own a 4000Q so maybe I can post here with the problem 
> I have on my  
> '98 A4 Avant. (I will never, never,ever again complain about 
> having to do a 
>  timing belt on a 5 cyl).(air filter, yes, but timing belt, no)   
> 
> I did a timing belt and valve cover gasket kit replacement on 
> my 2.8 30v.  
> Put everything back together, except for the front end which 
> is still up on  
> stands and the nose is in service position. I hit the 
> starter, it cranks,  
> immediately fires on one or two cylinders then goes back to 
> cranking with no 
>  firing cylinders. Vagcom shows no engine fault codes.
>  
> So here's what I have done and observed:
> Timing belt and cams were aligned with the use of the crank 
> locking pin and 
>  cam bar. All timing marks are now spot on. (this was the 
> second try on  
> the intake cam bank 2. I missed it by 1 link the first time, 
> with the same  no 
> start results but tore it all apart again. Seems like most 
> engines will run 
>  (poorly) one link off but mine wouldn't start so I first 
> thing I did was  
> get the cams right).
>  
> The car was running perfect and I was nursing a small water 
> pump leak  
> which slowly became worse so I parked it in the garage. About 
> 3 months  later I 
> finally had the time, tools and parts to do the complete job.
> It has 3/4 tank of fuel.
> 100% charge on a good battery.
> My spark plugs (with only 5K on them) looked wet with fuel 
> after several  
> attempts to start so I swapped back to my old plugs which I 
> had  saved and 
> had the same no start results.
>  
> It seems like it is getting fuel (wet plugs) and a inline 
> spark detector  
> showed spark (I just checked one plug), Using the crank 
> locking pin  and cam 
> bar, exhaust valve timing has to be correct and intake is 
> observed as  
> correct. 
>  Where do I start analyzing my 'no start'  problem? 
> 
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