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Home >> Nissan-Datsun >> 2008 >> Frontier XE >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Qr25DE) >> Component Diagnosis >> P0500 VSS >> DTC Confirmation Procedure

DTC Confirmation Procedure

CAUTION: Always drive vehicle at a safe speed.
NOTE: If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

TESTING CONDITION: 

Steps   1  and   2  may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a road test is expected to be easier, it is unnecessary to lift the vehicle  .

With CONSULT-III

  1. Start engine.
  2. Read "VHCL SPEED SE" in "DATA MONITOR" mode with CONSULT-III. The vehicle speed on CONSULT-III should exceed 10 km/h (6 MPH) when rotating wheels with suitable gear position.

    If NG, go to "DIAGNOSIS PROCEDURE ".

    If OK, go to following step.

  3. Select "DATA MONITOR" mode with CONSULT-III.
  4. Warm engine up to normal operating temperature.
  5. Maintain the following conditions for at least 60 consecutive seconds.
    ENGINE SPEED AND COOLANT TEMPERATURE SPECIFICATION

    ENG SPEED 1,400 - 6,000 rpm (A/T)
    1,800 - 6,000 rpm (M/T)
    COOLAN TEMP/S More than 70°C (158°F)
    B/FUEL SCHDL 5.0 - 31.8 msec
    Shift lever Except P or N position (A/T)
    Except Neutral position (M/T)
    PW/ST SIGNAL OFF
  6. Check 1st trip DTC.
  7. If 1st trip DTC is detected, go to "DIAGNOSIS PROCEDURE ".
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