2004 Infiniti FX45FACTORY OEM SERVICE PROCEDURE

MAINT Switch (Maintenance Switch)

  • When "MAINT" switch is pressed, display vehicle information screen. As vehicle information, it indicates engine oil, tire rotation, tire pressure.
  • Pressing "MAINT" switch once cycles display from engine oil->tire rotation->(tire pressure)->display OFF -> engine oil.

    For models with low tire pressure warning system.

Engine Oil and Tire Rotation

  • Operating the joystick left/right, replace distance can be set.
  • When journey distance is the same as replace distance, alert is displayed. (SERVICE ALERT setting is ON.)
  • Selected replace distance is 0 - 7,500 miles (0 - 12,000 km) in increments of 500 mile (800 km).
  • Press and hold "TRIP RESET" or "MAINT" switch for 1.5 seconds or longer, reset present journey distance.
  • During driving, cannot change settings.
    Fig 1: Displaying SERVICE ALERT Setting
    G02507577Courtesy of NISSAN MOTOR CO., U.S.A.

Tire Pressure

  • Tire pressure signal is received from low tire pressure warning control unit via CAN communication.
  • Tire pressure is displayed.
  • When FLAT TIRE signal is received from low tire pressure warning control unit, "FLAT TIRE" is displayed.
    Fig 2: Display Of Tire Pressure Screen
    G02507578Courtesy of NISSAN MOTOR CO., U.S.A.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.