I would agree that the Temp sensor is probably a better thing to do
first before the Tecron that I suggested.

Mike Whiteman wrote:
> 1. I just did mine at 112K huge improvement
>
> 3. Common problem. Temp sensor in rear of block.Bad connection or bad sensor
> will cause car to turn over but not start.
>
>
>
> " John West Berks" > wrote in message
> ...
>
>>Hi all, I have an 1999 A6 2.8 Quattro with Tiptronic. Ive had the car
>
> from
>
>>new. Now got 100k miles on the clock.
>>
>>Couple of questions for the group.
>>
>>1. What should I be looking at replacing with this kind of mileage on the
>>clock? (its full VAG service) I'm thinking here of shocks/coils etc The
>>kind of stuff that gets "tired" with age/mileage.
>>
>>2. Has anyone any experience of an LPG conversion with this engine?
>>
>>3. I have an intermittent cold start problem. I say intermittent, its
>>happened like 4 times in the life of the car, but it happened again
>>yesterday. Symptom: Car turns over on the starter but will not fire,
>
> does
>
>>not even splutter. Almost seems as if its turning with no plugs
>
> connected.
>
>>The first time it happened I called out RAC. As soon as he seen the car
>
> his
>
>>comment was, common problem and well known about. The cure by the way was
>>to floor the accelerator and hold, while cranking the engine for about 45
>>seconds non stop. Engine then coughs and fires into life and is fine
>
> after
>
>>that. I'm a bit worried about burning out the starter motor by keeping it
>>under load for so long, not to mention the huge drain on the battery.
>>Anyone have any similar trouble, and is there a fix? (VAG dealer said no
>>trouble codes when it was checked)
>>
>>Reply to the group please.
>>
>>Ta,
>>John.
>>
>>
>
>
>