LEMON Manuals: Even more car manuals for everyone
Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Control System - 3.5L) >> DTC P1446: EVAP Canister Vent Control Valve >> DTC Confirmation Procedure >> With Consult-II

With Consult-II

WARNING: This page is about a different variant/trim than selected.
  1. Turn ignition switch ON and wait at least 5 seconds.
  2. Turn ignition switch OFF and wait at least 10 seconds.
  3. Turn ignition switch ON and select "DATA MONITOR" mode with CONSULT-II.
  4. Start engine and let it idle for at least 1 minute.
  5. Repeat next procedures 3 times.
    1. Increase the engine speed up to 3, 000 to 3, 500 RPM and keep it for 2 minutes and 50 seconds to 3 minutes.

      Never exceed 3 minutes. 

    2. Fully released accelerator pedal and keep engine idle for about 5 seconds.
  6. If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".

    If 1st trip DTC is not detected, go to the next step.

    Fig 1: CONSULT-II Diagnosis Function Display
    G02885874Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Repeat next procedure 20 times.
    1. Quickly increase the engine speed up to 4, 000 to 4, 500 RPM or more and keep it for 25 to 30 seconds.
    2. Fully released accelerator pedal and keep engine idle for at least 35 seconds.
      Fig 2: Accelerator Pedal Specification Graph
      G02885875Courtesy of NISSAN MOTOR CO., U.S.A.
  8. If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".