Ford EDIS
From Ford Wiki
The Ford EDIS or Electronic Distributorless Ignition System is a computer-controlled ignition system developed by Ford that uses an Ignition coil for each pair of cylinders (Wasted spark). All the coils are placed in a single module called a coilpack.
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Vehicles with EDIS
Ford used the EDIS module on a number of vehicles from 1990 to 199X.
EDIS-4
The EDIS-4 module is used on the following vehicles equipped with the Ford HCS engine, and the 1.9 Liter Straight-4 Ford CVH engine, between 1990 and 1993:
- Ford Escort / Mercury Tracer
- Ford Fiesta (Europe)
- Ford Escort (Europe)
- Ford Sierra (Europe)
- Ford Mondeo (Europe)
EDIS-6
The EDIS-6 module is used on the following vehicles equipped with the 4.0 Liter Ford Cologne V6 engine between 1990 and 1997:
The European Ford Scorpio 2.9 V6 24V Cosworth also uses the EDIS-6 module.
EDIS-8
The EDIS-8 module is used on the following vehicles equipped with the 4.6 Liter V8 engine Ford Modular engine between 1990 and 1997:
- Lincoln Town Car
- Ford Crown Victoria / Mercury Grand Marquis
- Ford Thunderbird / Mercury Cougar
- Ford Mustang
The EDIS-8 Module was also used in Some later 5.0L Ford Explorers until around 2002
References
- US Patent Number 4,661,778: Ignition diagnostic monitor
- US Patent Number 4,922,874: Automobile electronic control modules communicating by pulse width modulated signals
- US Patent Number 5,014,676: Ignition system with repetitive sparks
- Ford EDIS technical information
- MegaJolt Lite Jr- Stand-alone, DIY ignition for Ford EDIS
- MegasquirtnSpark-extra EDIS mode
- US Patent Number 6,115,665: Memory Efficient Computer System And Method For Controlling An Automotive Ignition System
