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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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Age: 32

Posts: 4307

Joined: 5th Nov 2004

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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?



FALCN6 - EF GLi Turbo, 20" Rims, Air Bag Suspension, Straight LPG, 225rwkw
DTHWGN - EA GL Wagon, LTD Interior, Satin Black, 5.0, Turbo
RACER - EF Futura , 5.0, 5 Speed
PROJECT - 83 Thunderbird, Lowered, 18" Billet Wheels
DAILY - BA Fairmont Ghia 5.4 3V

Posted: Wed Oct 05, 2005 1:08 pm 
Getting Side Ways
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Age: 34

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Joined: 20th Dec 2004

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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.



Manual EL Gli.
Mods: Crow Stg3, Chiptorque Dynotune. Lukey Exhaust. DBA slotted rotors, EBC Pads. Whiteline Low Susp. EL GT Swaybars, ROH Envy 17 x235 wheels. Vehicle Datalogger Display V2.0,

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