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Quick ECU question


Ls4Me7o7
08-12-2003, 12:46 AM
Ok, i just slapped my autometer tach on my 1990 integ ls, the problem is that i dont know which pin on the ecu to connect my wire to.... can anyone with a helms or a good mind on 2nd gen ecu diagrams tell me which wire pin controls the tachometer????????????

94tegRS
08-12-2003, 02:24 AM
dont all integras have tachs already?
anyways, when i got my car the monster tach was hooked up to the black wire from the plug that has the blue/black and black wire, but then when i checked for thrown coeds a electrical load was detected, but it didnt make the CEL come on.

Ls4Me7o7
08-12-2003, 10:06 AM
monster tach was hooked up to the black wire from the plug that has the blue/black and black wire

where would this plug be located at ..... by the ecu?...... ohh yea and yes my integ has a tach already i just slapped a monster tach on too

94tegRS
08-12-2003, 12:20 PM
its by the distributor, and mine only had one cuz the car idnt but i swapped in a cluster with one and then i took it out.

Jpiet420
08-12-2003, 09:47 PM
always wondered, what exactly is "ECU"................yes i am a newb

94tegRS
08-12-2003, 11:33 PM
my guess is electronic control unit, not sure though

Ls4Me7o7
08-12-2003, 11:37 PM
Thanx for the help got my tach up and running ..... just spliced the blue wire by the dist.

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