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Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Rear Suspension >> Periodic Maintenance >> Rear Suspension Assembly >> Inspection and Adjustment

Inspection and Adjustment

Before checking the rear wheel alignment, make a preliminary inspection.

PRELIMINARY INSPECTION 

GENERAL INFORMATION AND RECOMMENDATIONS 

  1. A Four-Wheel Thrust Alignment should be performed.
    • This type of alignment is recommended for any NISSAN/INFINITI vehicle.
    • The four-wheel "thrust" process helps ensure that the vehicle is properly aligned and the steering wheel is centered.
    • The alignment machine itself should be capable of accepting any NISSAN/INFINITI vehicle.
    • The alignment machine should be checked to ensure that it is level.
  2. Make sure the alignment machine is properly calibrated.
    • Your alignment machine should be regularly calibrated in order to give correct information.
    • Check with the manufacturer of your specific alignment machine for their recommended Service/Calibration Schedule.

THE ALIGNMENT PROCESS 

IMPORTANT:  Use only the alignment specifications listed in this Service Information. Refer to Wheelarch Height .

  1. When displaying the alignment settings, many alignment machines use "indicators": (Green/red, plus or minus, Go/No Go). Do NOT use these indicators. 
    • The alignment specifications programmed into your alignment machine that operate these indicators may not be correct.
    • This may result in an ERROR.
  2. Most camera-type alignment machines are equipped with both "Rolling Compensation" method and optional "Jacking Compensation" method to "compensate" the alignment targets or head units. "Rolling Compensation" is the preferred method.
    • If using the "Rolling Compensation" method, after installing the alignment targets or head units, push or pull on the rear wheel to move the vehicle. Do not push or pull the vehicle body.
    • If using the "Jacking Compensation" method, after installing the alignment targets or head units, raise the vehicle and rotate the wheels 1/2 turn both ways.
      NOTE: SYMBOL Do not use the "Rolling Compensation" method if you are using sensor-type alignment equipment.
    • Follow all instructions for the alignment machine you're using for more information.

CAMBER 

CAUTION:
  • When tightening the nut firmly and checking the torque, use a wrench to prevent the turning of the bolt.
  • After adjusting camber, be sure to check toe-in.

TOE-IN