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View Full Version : C20let wiring help



Jeff16v
20-03-07, 09:16 AM
Having shoehorned the engine in, i'm now in the process of doing the wiring and the plumbing so i can get it running.

I have ran the ecu into the drivers side footwell and also the fuel pump realy.

Can someone tell me what wires need running where?

http://img136.imageshack.us/img136/5393/ecu2zu1.jpg
http://img136.imageshack.us/img136/3357/ecu1ew4.jpg
http://img136.imageshack.us/img136/9982/fuelpumpwiresla3.jpg
http://img177.imageshack.us/img177/740/fuelpumprealyim0.jpg

loggyboy
20-03-07, 10:17 AM
out of that fuel pump relay, one blue red wire should go to a small black connecting block, that then needs to go to a fuse (if u want to fuse it, it should be) it then feeds to the fuel pump.

all other loose wires at that part of the loom are non esential (to running) such as rev gauge (green), temp sensor (blue), ecu light (brown yellow).

Jeff16v
24-03-07, 02:08 PM
Thanks Loggy boy, atacked it thursday\friday.

i found a black\red off the starter which i think needs running to the ignition! is that right?

Also, i found some other wires under the car dangling, they are
Blue, blue green, blue yellow, blue white, black yellow. i dont know what they are for.

One of them has come off a cylinder that is next to the oil filter, any ideas where they go? i'm assuming alternator.

Its nearly ready to fire up if i can work these out.

I've also got a big earth lead that come from the battery, i'm not sure if i need it or not?
http://img260.imageshack.us/img260/9519/unknownwiresey7.jpg


random pic of new and current transport
http://img48.imageshack.us/img48/968/desktopzh7.jpg

loggyboy
26-03-07, 02:38 PM
i found a black\red off the starter which i think needs running to the ignition! is that right?

Yes, but it can be run to the nova loom (4 pin connector block that should be near the brake servo/wiper motor)



Also, i found some other wires under the car dangling, they are
Blue, blue green, blue yellow, blue white, black yellow. i dont know what they are for.

Blue white is alternator/battery warning light, should also go to nova loom as mentioned above

blue is water temperature

I have no idea what the others are for, they may be LET specific and i onlt have XE experience.



One of them has come off a cylinder that is next to the oil filter, any ideas where they go? i'm assuming alternator.
that is the Oil pressure sensor

R1CH
26-03-07, 06:34 PM
Have your self a look on here mate, should help you sort the job.

http://www.migweb.co.uk/forums/showthread.php?t=307987&highlight=let+wiring

Rich