jecs 4b ecu

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Aug 21, 2010 | 03:58 PM

sean m

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jecs 4b ecu

Does anyone know what year wrx these ecus were used on and what mods can it support. scoobynet thanks for the post sean

Aug 21, 2010 | 04:37 PM

Glowplug

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From: On The Road!

4B=Pre '96 WRX WAGONS - 10.55PSI (0.7BAR) DROPPING TO 6.84PSI (0.5BAR) STARTS TO DROP @ 5000RPM – FUEL CUT 13.79PSI (0.95BAR) -

Not suitable for saloons on a TD05. Not mappable as standard, it would require a ESL Daughterboard

Last edited by Glowplug; Aug 21, 2010 at 04:38 PM.

Aug 21, 2010 | 09:09 PM

sean m

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Thanks for quick reply at last know what ive got.

Sep 17, 2010 | 08:41 PM

gammi0025

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what about a JECS 8S ecu ?? and where did this info come from

Sep 17, 2010 | 09:01 PM

Glowplug

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From: On The Road!

Quote:

Originally Posted by gammi0025

what about a JECS 8S ecu ??

IIRC the 8S is a UK spec, 3 plug, 212bhp with a fuel cut just under 1 bar from a 2000 turbo. All it's good for is the ESL daughterboard, and i'm not even sure if thats been released yet

Quote:

Originally Posted by gammi0025

and where did this info come from

You tried this or this.

Last edited by Glowplug; Sep 18, 2010 at 01:31 PM.