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Home >> Pontiac >> 2009 >> Torrent Base, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.4L - DTC P0016 To P2135 >> DTC P0341 >> Circuit/System Verification
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Circuit/System Verification

  1. With the engine running, observe the CMP Sensor parameter using the scan tool. The CMP Sensor speed should match the Engine Speed parameter within 100 RPM.
    • If the CMP Sensor speed is 0, continue with Circuit/System Testing.
  2. With the ignition ON and the engine OFF, use the Live Plot function on the scan tool. Select the Engine Speed parameter and the CMP Sensor parameter. Change the minimum spec to 0 RPM for both parameters. Change the maximum spec to 1,500 RPM for both parameters.
  3. Observe the scan tool and start the engine. The graphed lines should stay together.
  4. With the engine running, use the Live Plot function on the scan tool. Select the Engine Speed parameter and the CMP Sensor parameter. Change the minimum spec to 400 RPM for both parameters. Change the maximum spec to 3,000 RPM for both parameters.
  5. Observe the scan tool and operate the vehicle under 3,000 RPM within the Conditions for Running the DTC. The graphed lines should stay together.
  6. With the engine running, use the Live Plot function on the scan tool. Select the Engine Speed parameter and the CMP Sensor parameter. Change the minimum spec to 3,000 RPM for both parameters. Change the maximum spec to 5,500 RPM for both parameters.
  7. Observe the scan tool and operate the vehicle, between 3,000-5,500 RPM, within the Conditions for Running the DTC. The graphed lines should stay together.
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