[A4] ignition coils

[gordies garage]

I too have a miss at high load with my A4.  Replacement of spark plugs 
helped, but did not cure the problem.  My car is currently with my favorite 
independent who will attend to that and several other minor problems.
I'll let you know what he discovers.

Gordie Bird
'98 A4 TQSM
'03 A6 Avant

--------------------------------------------------
From: "Jon" <jhhummel at bigpond.com>
Sent: Monday, February 04, 2013 3:12 AM
To: <a4 at audifans.com>
Subject: Re: [A4] ignition coils

> Hi Peter,
>
> With the clarifier that I am only working from some base theory:
>
> To burn out a coil, you need to get it too hot, or have too high a current 
> (which makes it too hot)
>
> So, I'm assuming that there is no mechanical or cooling fault that would 
> result in this.You didn't have any spare parts left over after servicing 
> it?
>
> Given that, check the spark plugs, including the gap, and look for shorts 
> between the coil and the plug.
>
> But why under high load? Not sure.
>
> Hope that helps,
>
> cheers
>
> Jon
>
> On 04/02/13 07:00, a4-request at audifans.com wrote:
>> Message: 2
>> Date: Sun, 03 Feb 2013 18:55:28 -0000
>> From: Peter Kirby <4pkirby at gmail.com>
>> To: Peter Kirby <4pkirby at gmail.com>, A4 at audifans.com
>> Subject: Re: [A4] ignition coils
>> Message-ID: <2505211649641093287 at unknownmsgid>
>> Content-Type: text/plain; charset=ISO-8859-1
>>
>> I just checked...I'm getting a code on not only #1 but also #3.
>>
>> Peter
>> ------------------------------
>> *From:* "Peter Kirby" <4pkirby at gmail.com>
>> *To:* "A4 at audifans.com" <A4 at audifans.com>
>> *Sent:* 2 February, 2013 7:35 PM
>> *Subject:* ignition coils
>>
>> Hi Everyone
>>
>> In the last month or so, I have gone through four ignition coils on
>> cylinder #1.  They always fail under fairly heavy load.  When it fails,
>> the CEL flashes.
>>
>> Any idea what causes these to burn on just one cylinder?  Bad
>> connection?  Bad ground?
>>
>> Thanks in advance.
>>
>> Peter
>> 2001 1.8tq A4 (AWN)
>>
>>
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>>
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>> End of A4 Digest, Vol 100, Issue 1
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