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2003 expedition needs help

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Old Jun 29, 2020 | 02:35 AM
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Shadydog1962
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2003 expedition needs help
O2 sensor not reading voltage, starts out reading it but stops. Fuel trim reading positive on one bank negative on other. Closes loop right after start up. Absolutely no power. Replaced everything but knock sensor, temp sensor. Any ideas?
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Old Jun 29, 2020 | 09:20 AM
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Take vacuum and fuel pressure reading and post them back here.
 
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