2004 Lexus ES 330FACTORY OEM SERVICE PROCEDURE

Front Acceleration Sensor: Replacement

  1. REMOVE FRONT DOOR SCUFF PLATE RH (See  REPLACEMENT  ) 
  2. REMOVE INSTRUMENT PANEL UNDER COVER SUB-ASSY NO.1 (See  REPLACEMENT  ) 
  3. REMOVE INSTRUMENT PANEL SUB-ASSY LOWER (See  REPLACEMENT  ) 
  4. REMOVE ACCELERATION SENSOR ASSY 
    1. Disconnect the acceleration sensor connector.
    2. Remove the nut and acceleration sensor from the instrument panel reinforcement.
      Fig 1: Identifying Front Acceleration Sensor
      G00915588Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. INSTALL ACCELERATION SENSOR ASSY 
    1. Install the acceleration sensor with the nut.

      Torque: 7.8 N.m (80 kgf.cm, 69 in.lbf) 

    2. Connect the acceleration sensor connector.
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.

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