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1998 Ford Winstar 3.8 engine Code P1120 Air Fuel mettering

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1998 Ford Winstar 3.8 engine Code P1120 Air Fuel mettering

Vehicle: 1998 ford winstar 3.8 engine

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P1120 Throttle position sensor out of self test range

This code is usualy when a KOEO (key on engine off ) test or a KOER (key on engine running) test was performed, either the engine RPM is not correct or the test does not see a valid connection of the TPS sensor

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