injector wiring question.
ok guys 90 si hatch.does the injector wiring coming from the ecu come in form the driver side or passenger side of the engine bay?i'm trying to find out why my injectors arent firing.
ecu has been tested and so has the resisot box.
ecu has been tested and so has the resisot box.
i'm going to list some wire colors from the injectors and the pins that they should have continuity to on the ecu harness. I don't know which wire color is which injector but none of them are the same. I would check from plug to plug using a multi-meter in the mode that beeps when there is continuity.
yellow wire goes to pin A7
light blue wire goes to pin A5
red wire goes to pin A3
brown wire goes to A1
The red/black wires on the other side of the injector plugs should have continuity to the yellow/black wire on the pgm-fi main relay and pins A13 and A15 on the ecu harness.
Your car had the resistor box from the factory right?
yellow wire goes to pin A7
light blue wire goes to pin A5
red wire goes to pin A3
brown wire goes to A1
The red/black wires on the other side of the injector plugs should have continuity to the yellow/black wire on the pgm-fi main relay and pins A13 and A15 on the ecu harness.
Your car had the resistor box from the factory right?
ok there is def no continuity between the red black wires and the ecu pins a13 a15 or to the yellow black wire on the main relay harness
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Jonathan_ED3
Honda CRX / EF Civic (1988 - 1991)
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Mar 18, 2008 09:04 PM
Tippyman
Honda CRX / EF Civic (1988 - 1991)
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Mar 27, 2006 08:55 PM



but it starts now

