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Home >> Infiniti >> 2006 >> Q45 >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System >> VDC/TCS/Abs >> Trouble Diagnosis For System >> Engine System Control Signal >> Inspection Procedure
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Inspection Procedure

  1. CHECK SELF-DIAGNOSIS RESULTS 

    With CONSULT-II 

    1. Turn ignition switch "ON". (Do not start engine.)
    2. Select "SELF-DIAG RESULTS" mode for "VDC" with CONSULT-II.
    3. Touch "ERASE".
    4. Turn ignition switch "OFF" and wait at least 10 seconds.
    5. Check the self-diagnostic results.
      SELF-DIAGNOSIS RESULTS

      Self-diagnosis results
      ENGINE SIGNAL 2
      ENGINE SIGNAL 3
      ENGINE SIGNAL 4
      ENGINE SIGNAL 5
      ENGINE SIGNAL 6

    Is above displayed in the self-diagnosis display? 

    1. YES : GO TO 2.
    2. NO : INSPECTION END
  2. CHECK ENGINE SYSTEM 
    1. Perform ECM self-diagnosis. Repair or replace items indicated, then perform ECM self-diagnosis again. Refer to "TROUBLE DIAGNOSIS ".
    2. Perform VDC/TCS/ABS control unit self-diagnosis again.

    OK or NG 

    1. OK : INSPECTION END
    2. NG:
      • Repair or replace malfunctioning components.
      • Perform the self-diagnosis, and make sure that the result shows "NO DTC IS DETECTED".