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2004 ENGINE PERFORMANCE Engine Controls Diagnosis (DTC P0507 (TAC) To DTC U0107) - 4.8L, 5.3L, and 6.0L - Hummer H2 ENGINE CONTROLS DIAGNOSIS (DTC P0507 (TAC) TO DTC U0107) DTC P0507 (TAC) Circuit Description The electronic throttle control (ETC) system uses various inputs from the powertrain control module (PCM). Conditions for Running the DTC z DTCs P0101, P0102, P0103, P0107, P0108, P0112, P0113, P0117, P0118, P0125, P0171, P0172, P0174, z The engine is running for greater than 60 seconds. z The engine coolant temperature (ECT) is greater than 60°C (140°F). z The intake air temperature (IAT) is greater than -10°C (+14°F). z The barometric pressure (BARO) is greater than 65 kPa. z The system voltage is between 9-18 volts. z The vehicle speed is less than 1.7 km/h (1 mph). z The accelerator pedal position (APP) sensor is at 0 percent. Conditions for Setting the DTC z The actual idle speed is 200 RPM greater than the desired idle speed. z The above condition is present for 5 seconds. Action Taken When the DTC Sets z The control module illuminates the malfunction indicator lamp (MIL) on the second consecutive ignition z The control module records the operating conditions at the time the diagnostic fails. The first time the
2004 Hummer H2 2004 ENGINE PERFORMANCE Engine Controls Diagnosis (DTC P0507 (TAC) To DTC U0107) - 4.8L, 5.3L, and 6.0L - Hummer H2
2004 Hummer H2 2004 ENGINE PERFORMANCE Engine Controls Diagnosis (DTC P0507 (TAC) To DTC U0107) - 4.8L, 5.3L, and 6.0L - Hummer H2
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