tachometer signal

[Alan Pritchard]

Oops, sorry javad, meant to say on the typ89 (ng) cars what does the tacho
signal need to be?

Best Regards,

Alan Pritchard,
Network administrator.

Seaeye Marine LTD.
+44 (0)1329 289000
www.Seaeye.com

 -----Original Message-----
From: 	JShadzi at aol.com [mailto:JShadzi at aol.com] 
Sent:	01 December 2003 15:54
To:	apritchard at seaeye.com; quattro at audifans.com
Subject:	RE: tachometer signal

IME, the 4kq/CGT style tach works just fine off the coil.

Javad

>DOH. In my megsaquirt planning I never considered that!! What does the
tacho
>want to see? A rising voltage? Or something like a pwm signal??
>thanks
> -----Original Message-----
>From:   JShadzi at aol.com [mailto:JShadzi at aol.com] 
>Sent:   01 December 2003 15:24
>To: billzcat1 at hotmail.com; quattro at audifans.com
>Subject:    Re: tachometer signal
>
>I assume you're referring to your Coupe?  The T89 cars have a tach signal
>from the ECU, we created a tach output for 034efi to run the tach signal,
>the stock tach will run off most any "tach signal", but IME it doesn't run
>off the coil.
>
>Javad
>
>>Hello All!
>>Does anyone know how the tachometer interprets the signal on a 5-cyl?
Does
>>it take the standard signal from the coil (5 pulses every 2 revolutions)?
>>
>>Thanks in advance
>>Richard
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