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-   -   noob questions "injector risisters,knock box, ecm" (https://www.rx7club.com/2nd-generation-specific-1986-1992-17/noob-questions-injector-risisters-knock-box-ecm-1082454/)

loader52x 04-23-15 12:01 AM

noob questions "injector risisters,knock box, ecm"
 
Got my car back from being torn down for along time 87 turboll trying to get it back together been read up on stuff and looking at why I got and noticed I have no plug or wire for the injector resister box. I did run it that way along time ago. So am I ok with out it or do I need to figure something out. Then noticed I have no knock control box or ecm control module do I need these or am I ok with out? Thanks for everyone's time and help in advance.

Craze8 04-23-15 11:09 AM

Car wont run without an ecm, injectors will fail or drivers will burn out of ecm with no resistor box unless a high resistance injector is used.

loader52x 04-23-15 12:38 PM


Originally Posted by Craze8 (Post 11904977)
Car wont run without an ecm, injectors will fail or drivers will burn out of ecm with no resistor box unless a high resistance injector is used.

Sounds good thanks. Do you know where the plugs in? I though it was in the passenger side kick panel by the atmosphere sensor but I couldn't find a free connector down there

satch 04-23-15 01:23 PM

There is a metal protective plate (cover has 4 bolts) on the floor near the kick panel which covers the ECU.

loader52x 04-23-15 02:23 PM

All I have left under there is the 3 plugs for the ecu. Am I missing a pig tail for it then?

loader52x 04-23-15 02:37 PM

http://i.ebayimg.com/00/s/MTIwMFgxNjAw/z/4KAAAMXQ74JTWGSU/$_1.JPG
Here a like to the module I'm talking about.

satch 04-24-15 10:09 AM


Originally Posted by loader52x (Post 11905067)
All I have left under there is the 3 plugs for the ecu. Am I missing a pig tail for it then?


The three plugs plug into the ECU. Not sure what you feel you need besides the ECU.

loader52x 04-24-15 05:47 PM

From what I read it's call the electronic control module (ecm )

satch 04-24-15 07:53 PM

For the RX7 they're referred to as an ECU. You can find them in the classified section.

loader52x 04-25-15 02:06 AM


Originally Posted by satch (Post 11905628)
For the RX7 they're referred to as an ECU. You can find them in the classified section.

It's not the ecu I'm talking about. it a smaller gold box with a single plug on the top.the number on it is X4T3 5672-8802

satch 04-25-15 10:48 AM

How about providing information which will tell us what you are talking about such as the number of wires in the plug to this yet to be determined device and the wire colors.

loader52x 04-25-15 11:21 AM


Originally Posted by satch (Post 11905822)
How about providing information which will tell us what you are talking about such as the number of wires in the plug to this yet to be determined device and the wire colors.

It have 13 pin on the module I don't know where it plugs in so I don't know what colors the wires are. If you go to the link that I posted the other day it's a pic of the module thanks again for your time

Rikk 04-25-15 02:44 PM

1 Attachment(s)
Is this the image you were referring to?

loader52x 04-26-15 02:21 AM

Yep that's it

Rikk 04-26-15 08:03 AM

EGI main relay
 
That looks to be your EGI main relay that should be located near the firewall on the driver side the engine compartment I believe there are two plugs to the relay
GL Rikk

loader52x 04-26-15 01:06 PM

Ok I'll take a look thanks

satch 04-26-15 01:52 PM

It's not the main relay. That relay has two plugs, one w/2 wires and the other w/4 wires. You stated the item in question has but one plug for 13 wires.

Rikk 04-26-15 01:59 PM


Originally Posted by satch (Post 11906234)
It's not the main relay. That relay has two plugs, one w/2 wires and the other w/4 wires. You stated the item in question has but one plug for 13 wires.

^^ this is all true, I cannot think of a one plug with 13 wires?

clokker 04-26-15 02:39 PM

Abs?

loader52x 04-26-15 06:49 PM


Originally Posted by badsvt1 (Post 11906237)
^^ this is all true, I cannot think of a one plug with 13 wires?

Right it has 13pin 6 on each side and 1 in the middle

satch 04-26-15 06:55 PM

Are you certain the pictured item came from the car?

loader52x 04-27-15 07:16 AM

99%

WyomingTII 04-27-15 11:54 AM

1 Attachment(s)
This is it in the mounting bracket

loader52x 04-27-15 09:28 PM


Originally Posted by WyomingTII (Post 11906673)
This is it in the mounting bracket

Could be my car came back to me in Disassembled so I have just the box. It has two bolt holes on the top


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