ECU Removal

ONLY for ADVANCED technical discussion about the 240sx!
Wrd_32
Posts: 15
Joined: Tue Jul 01, 2008 5:12 pm
Car: 1995 240sx

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I'm currently swapping my KA for a SR and I need to pull the ECU wiring to send of to the specialist to have it rewired and I was wondering what all has to happen for me to remove the wiring.


Wrd_32
Posts: 15
Joined: Tue Jul 01, 2008 5:12 pm
Car: 1995 240sx

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SOrry, it's a 1995 240sx and its a OBD1

modulation
Posts: 226
Joined: Wed Aug 01, 2007 3:05 pm

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Are you sure it's ODBI? I thought that they transitioned over to ODBII during 1994...

Removing the wiring is going to be a *****. Not really hard, just time consuming.You are going to have to remove your dash, alot of panels by doors etc.

Do you have a FSM (factory service manual?)If not search google or these forums and find one.Look in the electrical section at harness locaitons, and find the ECU harness and find out where all it branches off to. You'll have to get to all those locations and unplug the harness from the sub-harnesses.

Good luck.


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