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Home >> Infiniti >> 2008 >> FX45 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VK45DE) - DTC P0451 Through P1168 >> DTC P0453 EVAP Control System Pressure Sensor >> DTC Confirmation Procedure >> With GST
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With GST

  1. Start engine and warm it up to normal operating temperature.
  2. Check that voltage between ECM terminal 107 (Fuel tank temperature sensor signal) and ground is less than 4.2V.
  3. Turn ignition switch OFF and wait at least 10 seconds.
  4. Start engine and wait at least 20 seconds.
  5. Select "Service $07" with GST.
    Fig 1: Checking Voltage Between ECM Terminal 107 (Fuel Tank Temperature Sensor Signal) And Ground
    G04900511Courtesy of NISSAN MOTOR CO., U.S.A.
  6. If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".
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