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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 939 (Engine Controls And Fuel - 4.3L - DTC P0340 To DTC P2138) >> DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138 >> Typical Scan Tool Data

Typical Scan Tool Data

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
APP Sensor 1 and 2

Circuit Normal Range Short to Ground Open or High Resistance Short to Voltage
APP Sensor 1 Signal 0.33-4.75 V 0 V 0 V 5 V
APP Sensor 1 5-Volt Reference 0.33-4.75 V 0 V 0 V 5 V
APP Sensor 1 Low Reference 0.33-4.75 V - 4.96 V -
APP Sensor 2 Signal 0.33-2.50 V 0 V 0 V 5 V
APP Sensor 2 5-Volt Reference 0.33-2.50 V 0 V 0 V 5 V
APP Sensor 2 low Reference 0.33-2.50 V - 4.92 V -
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