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Home >> Pontiac >> 2006 >> Torrent AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.4L - DTC P0496 To DTC P2A01 >> DTC P0507 >> Test Description
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Test Description

The number below refers to the step number in the diagnostic table.

  1. 2:  This test determines whether the engine can achieve the commanded RPM. If the engine does not reach the commanded RPM, the test determines whether the RPM is too high or too low.
DTC P0507

Step Action Yes No
Schematic Reference: Engine Controls Schematics
Connector End View Reference: Powertrain Control Module (PCM) Connector End Views and Engine Controls Connector End Views
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle
2 
  1. Start the engine.
  2. Command the engine speed to 1,500 RPM, then to 500 RPM, and back to 1,500 RPM with a scan tool.
  3. Exit the RPM control function.
Does the engine speed correspond, within 175 RPM, with each command?		 Go to Inducing Intermittent Fault Conditions Go to Step 3 
3 Inspect for the following conditions:
  • Vacuum leaks
  • Excessive deposits in the throttle body
  • A faulty positive crankcase ventilation (PCV) valve

Did you find and correct the condition?		 Go to Step 4  -
4
  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 vehicle within the conditions that you observed from the Freeze Frame/failure Records.
Did the DTC fail this ignition?		 Go to Step 2  Go to Step 5 
5
IMPORTANT: Be aware that repairing 1 individual condition may correct more than 1 DTC.
Observe the Capture Info with a scan tool.Are there any DTCs that have not been diagnosed?		 Go to Diagnostic Trouble Code (DTC) List - Vehicle System OK
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