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Home >> Infiniti >> 2008 >> M35 Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VQ35DE) - DTCS P0451 To P1217 >> DTC P0452: EVAP Control System Pressure Sensor >> DTC Confirmation Procedure >> Testing Condition >> 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.

    If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".

    Fig 1: Checking Voltage Between ECM Terminal 107 And Ground
    G04900511Courtesy of NISSAN MOTOR CO., U.S.A.
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