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Home >> Infiniti >> 2012 >> QX56 AWD >> Repair and Diagnosis >> Suspension >> Suspension Control Systems >> Air LEVELIZER Control System >> DTC/Circuit Diagnosis >> DTC C1801: VHCL Height Sensor >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

  1. PRECONDITIONING

    If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

    GO TO 2.

  2. CHECK DTC DETECTION

With CONSULT-III

  1. Turn ignition switch ON and wait 60 seconds or more.
  2. Perform "Self Diagnostic Results" in "E-SUS".

Is "C1801" detected? 

YES: Go to "DIAGNOSIS PROCEDURE ".

NO: INSPECTION END