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Old Sep 5, 2015 | 06:44 AM
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oldford
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Joined: Jan 2008
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Mass Air Flow is too low. Therefor the basis of the mixture calculation is lean.
Oxygen sensor 1 is almost at 0 volts, which means a lot of oxygen still in the exhaust gas.
Short term + Long term fuel are adding about 60% fuel, but that's not enough.

Air mass sensor dirty/aged/defective or an air leak after the air mass sensor.
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