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(DTC) List Go to Step 3 3 1. Turn ON the ignition, with the engine OFF. 2. Observe the throttle position (TP) sensor 1 and 2 Agree/Disagree parameter with a scan tool. Does the scan tool TP sensor 1 and 2 Agree/Disagree Go to Step 5 Go to Step 4 4 1. Remove the air inlet duct from the throttle body. 2. Disconnect the throttle body harness connector. 3. Connect the jumper wires between the TP sensor terminals of the throttle body harness connector and 4. Observe the TP sensor 1 and 2 with a scan tool. 5. Slowly open the throttle blade to wide open throttle (WOT) and back to the closed throttle position several Does the TP sensor Agree/Disagree parameter change from Go to Step 18 Go to Diagnostic Aids 5 1. Disconnect the TP sensor harness connector. 2. Disconnect the throttle actuator control (TAC) module harness connectors. 3. Test the TP sensor 1 5-volt reference circuit for resistance with a DMM. Refer to Circuit Testing and Did you find and correct the condition? Go to Step 20 Go to Step 6 6 Test for a short between the TP sensor 1 5-volt reference Go to Step 20 Go to Step 7 7 Test the TP sensor 1 signal circuit for resistance with a Go to Step 20 Go to Step 8 8 Test for a short between the TP sensor 1 signal circuit and all Go to Step 20 Go to Step 9 9 Test the TP sensor 1 low reference circuit for resistance with
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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