Author Topic: Audi AEC V8 problems with second. sensor  (Read 4687 times)

Offline guido

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Audi AEC V8 problems with second. sensor
« on: June 22, 2011, 09:12:42 pm »
Hello,

this is my first posting. I hope you can help me.
I am using a Vems an a Audi AEC V8 engine.
On the crankshaft there is a 36-1 wheel with a VR sensor and on one camshaft there is a wheel with one tooth and a VR sensor.
The problem is that Vems doesn't see the second VR sensor. When logging the sensors there is no puls. Even reversing the polarity doesn't work.
When I choose Alien advance the puls is there just as it should be.
The engine runs very well but that is only in the setting with Alien advance. And offcourse Vems says the second.sensor has a wrong timing.
What should I do ?
This is not my first project. In the past I have worked with Megasquirt and Ontronic (Swiss made).
I hope someone can help me.

Guido

Offline mattias

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Re: Audi AEC V8 problems with second. sensor
« Reply #1 on: June 22, 2011, 11:43:07 pm »
Please use recent firmware, like 1.1.92, unless you already are. Also install latest VemsTune before you go ahead with the upgrade.
Get back here with triggerlog and vemslog.