|
|
Content .. 1518 1519 1520 1521 ..
DTC P0103 Circuit Description The mass air flow (MAF) sensor is an airflow meter that measures the amount of air entering the engine. The z An ignition 1 voltage circuit z A ground circuit z A signal circuit Did you complete the repair? Go to Step 28 - 24 Repair the short between the MAF sensor signal - Go to Step 28 - 25 Repair the circuits that are shorted together. Refer to - Go to Step 28 - 26 Replace the MAF/IAT sensor. Refer to Mass Air - Go to Step 28 - 27 Replace the PCM. Refer to Powertrain Control - Go to Step 28 - 28 1. Clear the DTCs with a scan tool. 2. Turn OFF the ignition for 30 seconds. 3. Start the engine. 4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the Did the DTC fail this ignition? - Go to Step 2 Go to Step 29 29 Observe the Capture Info with a scan tool. - Go to Diagnostic Trouble Code (DTC) List System OK
2004 Hummer H2 2004 ENGINE PERFORMANCE Engine Controls Diagnosis (DTC P0068 To DTC P0141/P0161) - 4.8L, 5.3L, and 6.0L - Hummer H2
|