2003 Toyota PriusFACTORY OEM SERVICE PROCEDURE

Converter And Inverter Assembly: Installation

  1. INSTALL CONVERTER & INVERTER ASSEMBLYΒ 
    1. Install the converter & inverter assembly with the 4 bolts.

      Torque:Β  21 N.m (214 kgf.cm, 15 ft.lbf)

      Fig 1: Installing Converter & Inverter Assembly
      G03430981Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the 3 water hoses to the converter & inverter assembly.
    3. Connect the 4 connectors.
    4. Connect the 2 power cable connectors.
    5. Install the ground cable to the radiator upper support.

      Torque:Β  8.0 N.m (82 kgf.cm, 71 in.lbf)

    6. Install the power cable for MG1 with the 3 bolts.

      Torque:Β  7.0 N.m (71 kgf.cm, 62 in.lbf)

      NOTE: Be careful to prevent foreign matter from entering the inside of connector cover.Β 
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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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