Injectors and resistors

[Bruce Plecan]

-----Original Message-----
From: Steve Lamb <lambs at HOTBLK.dsto.defence.gov.au>
To: diy_efi at efi332.eng.ohio-state.edu <diy_efi at efi332.eng.ohio-state.edu>
Date: Sunday, November 22, 1998 8:33 PM
Subject: Injectors and resistors


>I need the assistance of and EE......

Not an EE, but rather than resistors, why not wire them in series
Maybe just 2 groups of three (the 3 in series).
Naw, that can't work, but I heard that before.
 Cheers
 Bruce           
>
>My next major project is to get an 808 ecm to drive a Nissan VG30DET
>engine.  This a 3L Quad Cam 24V single turbo engine.  We believe we can
>solve the main hardware issues to overcome (TB's and ignition system), but
>one issue remains a thorny one...low impedance injectors (6, to be exact).
>
>I'm reliably informed that the 808 will not drive 6 low impedance
>injectors.  One alternative would be to change the injectors, but this
>would add quite a bit to the cost.  Another possible alternative is to try
>what Nissan did with its early L-Jet based systems......use a resistor in
>series with each injector and thereby increase the total load (?) seen by
>the injector driver.
>
>Can anyone see why an 808 ecm would or wouldn't work when used in this way
>??   I was thinking of using 6 Ohm resistors, which is what Nissan use in
>conjunction with their 2.5 Ohm injectors.
>
>Thanks
>
>
>Steve Lamb
>Department of Defence, DSTO
>Aeronautical and Maritime Research Laboratory
>506 Lorimer Street
>Fishermans Bend  VIC 3207 Australia
>
>Tel: +61 3 9626 7525
>Fax: +61 3 9626 7089
>
>IZCC #180
>
>