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Home >> Saturn >> 2009 >> Sky Red Line, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.0L - DTC P0700 To DTC P2544 >> DTC P2138 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON, observe the scan tool APP sensor 1 voltage parameter. The reading should be between 0.84-4.82 volts and change with accelerator pedal input.
  2. Ignition ON, observe the scan tool APP sensor 2 voltage parameter. The reading should be between 0.66-4.82 volts and change with accelerator pedal input.
  3. Ignition ON, observe the scan tool APP Sensor 1 and 2 parameter. The scan tool should indicate agree.
  4. Clear the DTCs with the scan tool. Operate the vehicle within the Conditions for Running the DTC, or within the conditions that you observed from the Freeze Frame/Failure Records.
  5. Verify that DTCs P0641, P0642, P0643, P0651, P0652, P0653, P0697, P0698 or P0699 are set:
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