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98 DX bad fuel injector connector plug

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    98 DX bad fuel injector connector plug

    Hello all,
    Out of nowhere a bad misfire began on cylinder 2 (while looking at engine with hood open standing in front of car).
    I changed the plugs to NGK G-Power, no difference.
    I changed the cap and rotor, no change.
    I put in high octane fuel, no change.
    I put in new NGK wires, no change.

    I did a compression test, with throttle wide open.
    180 psi on all 4 cylinders.

    I checked injectors and unplugged all in sequence.
    When I unplug injector #2 there is no difference in misfire.
    When I unplug injectors #1, #3 and #4, the car almost stalls.

    I swapped injectors between #1 and #2 cylinder, still the same problem
    with #2 when I unplug the injector so it is not the injector itself and must
    be the plug.

    I tested the plug lead with a multi-meter and it reads a steady 10.6 volts.

    Do I need to replace the plug and if so, where does it lead?
    I have seen the plugs advertised on the net but it does not show how to install them.

    thanks in advance,
    baz

    #2
    did you measure the voltage off the other leads?
    97 protege dx few mods

    94 escort lx heavily modded

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