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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 2345 (Engine Control System - DTCS P0137 To P0443) >> DTC P0403 EGR Volume Control Valve >> Component Inspection >> EGR Volume Control Valve >> With CONSULT-II

With CONSULT-II

WARNING: This page is about a different car, the 2007 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ignition switch OFF.
  2. Disconnect EGR volume control valve harness connector.
  3. Check resistance between EGR volume control valve terminal 2 and terminals 1, 3, terminal 5 and terminals 4, 6.

    Resistance: 20 - 24 Ω [at 20°C (68F°)] 

    If NG, replace EGR volume control valve.

    If OK, go to next step.

  4. Remove EGR volume control valve.
  5. Reconnect ECM harness connector and EGR volume control valve harness connector.
  6. Turn ignition switch ON.
    Fig 1: Checking Resistance Between EGR Volume Control Valve Terminal 2 And 1, 3, 5 And 4, 6
    G04905509Courtesy of NISSAN NORTH AMERICA, INC.
  7. Perform "EGR VOL CONT/V" in "ACTIVE TEST" mode with CONSULT-II.
    Fig 2: CONSULT-II Display - ACTIVE TEST
    G04905510Courtesy of NISSAN NORTH AMERICA, INC.
  8. Check that EGR volume control valve shaft moves smoothly forward and backward according to the valve opening steps. If NG, replace EGR volume control valve.
    Fig 3: Identifying EGR Volume Control Valve
    G04905511Courtesy of NISSAN NORTH AMERICA, INC.
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