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Subject Cylinder down. Want some opinions.
     
Posted by slow2by2z on August 11, 2008 at 2:30 PM
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Message The rear, passenger cylinder stopped firing the other day so I set to work trying to find out what is wrong. New spark plugs (needed them anyway), tested the coil pack, and tried testing the injector. My multimeter's lowest setting is 20ohm and the injector did not read. I tried another injector I knew was working and it did not read again so I think this is an issue with the meter, not the injectors. Ran an ECU diagnostic and came up with 3 codes: 21 Ignition signal circuit, 34 Detonation sensor circuit, and 42 Fuel temp. sensor circuit. Those 3 are really close together on the wiring harness from what I can tell. I guess my question is, does it seem like an issue in the harness?

It seems very unlikely all these would fail in the sensor/part at the same time and lead me to believe the wiring is bad somewhere. I recently replaced the injector harnesses with new ones from courtesyparts.com. Thanks in advance to any who help.

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