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Home >> Hummer >> 2006 >> H1 V8-6.6L DSL Turbo >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Description and Operation >> Turbocharger
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Turbocharger



ENGINE CONTROL MODULE (ECM)

The engine control module (ECM) controls all turbocharger control functions. The ECM monitors information from various sensor inputs that include the following:
- The accelerator pedal position (APP) sensor
- The engine coolant temperature (ECT) sensor
- The mass air flow (MAF) sensor
- The intake air temperature (IAT) sensor
- The vehicle speed sensor (VSS)
- The transmission gear position or range information sensors
- The manifold absolute pressure (MAP) sensor