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Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0171 To P0456 >> DTC P0442 EVAP Control System >> DTC Confirmation Procedure
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DTC Confirmation Procedure

NOTE: If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
  1. Turn ignition switch OFF and wait at least 10 seconds.
  2. Turn ignition switch ON.
  3. Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION: 

WITH CONSULT-III

  1. Turn ignition switch ON.
  2. Turn ignition switch OFF and wait at least 10 seconds.
  3. Turn ignition switch ON and select "DATA MONITOR" mode with CONSULT-III.
  4. Check that the following conditions are met.

    COOLAN TEMP/S: 0 - 70°C (32 - 158°F) 

    INT/A TEMP SE: 0 - 30°C (32 - 86°F) 

  5. Select "EVAP SML LEAK P0442/P1442" of "EVAPORATIVE SYSTEM" in "DTC WORK SUPPORT" mode with CONSULT-III.

    Follow the instructions displayed.

    NOTE: If the engine speed cannot be maintained within the range displayed on the CONSULT-III screen, go to "BASIC INSPECTION ".
  6. Check that "OK" is displayed.

If "NG" is displayed, refer to "DIAGNOSIS PROCEDURE ".

NOTE: Check that EVAP hoses are connected to EVAP canister purge volume control solenoid valve properly.

WITH GST

NOTE: Be sure to read the explanation of "Driving Pattern" in "EMISSION-RELATED DIAGNOSTIC INFORMATION " before driving vehicle.
  1. Start engine.
  2. Drive vehicle according to "Driving Pattern" in "EMISSION-RELATED DIAGNOSTIC INFORMATION ".
  3. Stop vehicle.
  4. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
  5. Select Service $07 with GST.