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Isuzu
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2007
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Ascender RWD
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System & Fuel System - 4.2L - DTC P2119 To DTC P2A01
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DTC P2123
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Conditions for Running the DTC
Conditions for Running the DTC
The ignition is ON.
The ignition voltage is more than 5.23 volts.
DTC P0641 is not set.
DTC P2123 runs continuously when the above conditions are met.