2003 Infiniti FX45FACTORY OEM SERVICE PROCEDURE

Control Units

CONTROL UNITS LOCATION

Component Component Location
ABS Actuator & Electric Unit (Control Unit) At left rear of engine compartment. See Figure .
Air Bag Diagnosis Sensor Unit Under center console, behind gear selector. See Figure .
Automatic Drive Positioner Control Unit Behind center console. See Figure .
AWD Control Unit Behind right kick panel. See Figure .
Back Door Closure Control Unit In center of rear tailgate, below rear wiper motor. See Figure .
Body Control Module Behind left kick panel. See Figure .
Display Control Unit Behind right side of dash. See Figure .
Driver Seat Control Unit Under driver's seat. See Figure .
Electric Throttle Control Actuator On left side of intake manifold. See Figure .
Engine Control Module Behind glove box. See Figure .
Front Left Side Air Bag Module Under left side of dash.
ICC Unit Behind glove box. See Figure .
Intelligent Key Unit Behind left end of dash. See Figure .
Low Tire Pressure Warning Control Unit Behind right side of dash. See Figure .
NAVI Control Unit Under right front passenger's seat. See Figure .
Rear Combination Lamp Control Unit At left side of luggage compartment. See Figure .
Rear View Camera Control Unit Behind center console. See Figure .
Steering Lock Unit Behind left side of dash, near steering column. See Figure .
Factory Service Tools

Use the Manual With the Right Hardware

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When to See a Mechanic

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

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

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