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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls And Fuel - 6.2L - DTC P1255 To DTC P2635 >> DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138 >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground High Resistance Open Short to Voltage Signal Performance
APP Sensor 1 Signal P2122 P2138 P2122 P2123 -
APP Sensor 1 5-Volt Reference P2122 P2138 P2122 P2123 -
APP Sensor 1 Low Reference - P2138 P2123 - -
APP Sensor 2 Signal P2127 P2138 P2127 P2128 -
APP Sensor 2 5-Volt Reference P2127 P2138 P2127 P2128 -
APP Sensor 2 Low Reference - P2138 P2128 - -
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