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Home >> Infiniti >> 2008 >> M45 x >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VK45DE) - DTCS P0460 Through P1421 >> DTC P0500 VSS >> DTC Confirmation Procedure
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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 (VDC switch OFF).
  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 "DIAGNOSTIC 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 50 consecutive seconds.
    CONDITION REFERENCE

    ENG SPEED 1, 550 - 6, 000 rpm
    COOLAN TEMP/S More than 70°C (158°F)
    B/FUEL SCHDL 5.4 - 31.8 msec
    Selector lever Except P or N position
    PW/ST SIGNAL OFF
  6. Check 1st trip DTC.
  7. If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".
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