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EF Tacho Info. 

 

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 Post subject: EF Tacho Info.
Posted: Tue Oct 04, 2005 2:26 pm 
Getting Side Ways
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Ride: EF Falcon XT-T

Location: Mornington Peninsula
VIC, Australia

on an EF... where does the tacho signal come from?
is it a single output from the ECU or more complex?
any one know what kinda signal it is?

 

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Posted: Wed Oct 05, 2005 1:08 pm 
Getting Side Ways
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Age: 35

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Ride: EL Manual

Location: S.E. Melbourne
VIC, Australia

I think it is a digital signal from the ecu. Either way a tacho output is provided in the diagnostic port next to the fuses. This is a frequency varying signal with 3 pulses per revolution of the engine.

 

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