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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 942 (Engine Controls And Fuel - 6.6L (LMM) - DTC P154B To DTC P2693) >> DTC P2122, P2123, P2127, P2128, or P2138 >> Typical Scan Tool Data

Typical Scan Tool Data

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

Circuit Short to Ground Open Short to Voltage
Operating Conditions:  Ignition ON or Engine Running
Parameter Normal Range:  APP 1 Varies 0.90-4.35 V
APP Sensor 1 Signal 0 V 0 V 4.98 V
APP Sensor 1 5-Volt Reference 0 V 0 V 2.31 V
APP Sensor 1 Low Reference - 4.94 V -
APP Sensor 2

Circuit Short to Ground Open Short to Voltage
Operating Conditions:  Ignition ON or Engine Running
Parameter Normal Range:  APP 2 Varies 0.43-2.15 V
APP Sensor 2 Signal 0 V 0 V 4.98 V
APP Sensor 2 5-Volt Reference 0 V 0 V 1.14 V
APP Sensor 2 Low Reference - 4.92 V -
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