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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 2349 (Engine Control System - DTCS P1212 To P2A03) >> DTC P1402 EGR Function >> DTC Confirmation Procedure >> With GST
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With GST

WARNING: This page is about a different car, the 2006 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch ON and select "Service $01" with GST.
  2. Check that engine coolant temperature is within the range of -10 to 50°C (14 to 122°F).
  3. Check that voltage between ECM terminal 54 (EGR temperature sensor signal) and ground is less than 4.8V.
  4. Start engine and let it idle for at least 80 seconds.
  5. Stop engine.
  6. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
  7. Select "Service $07" with GST.
  8. If 1st trip DTC is detected, go to , "DIAGNOSTIC PROCEDURE ".
    Fig 1: Checking Voltage Between ECM Terminal 54 (EGR Temperature Sensor Signal) And Ground
    G04197014Courtesy of NISSAN MOTOR CO., U.S.A.
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