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Home >> Infiniti >> 2004 >> QX56 RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System >> DTC P0453: EVAP Control System Pressure Sensor >> DTC Confirmation Procedure >> With GST

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 MODE 7 with GST.

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

    Fig 1: Checking Voltage Between ECM Terminal 107 & Ground
    G02691478Courtesy of NISSAN MOTOR CO., U.S.A.
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