Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 Toyota PriusFACTORY OEM SERVICE PROCEDURE
Converter And Inverter Assembly: Installation
- INSTALL CONVERTER & INVERTER ASSEMBLY
- Install the converter & inverter assembly with the 4 bolts.
Torque: 21 N.m (214 kgf.cm, 15 ft.lbf)
- Connect the 3 water hoses to the converter & inverter assembly.
- Connect the 4 connectors.
- Connect the 2 power cable connectors.
- Install the ground cable to the radiator upper support.
Torque: 8.0 N.m (82 kgf.cm, 71 in.lbf)
- Install the power cable for MG1 with the 3 bolts.
Torque: 7.0 N.m (71 kgf.cm, 62 in.lbf)
NOTE: Be careful to prevent foreign matter from entering the inside of connector cover.
- Install the converter & inverter assembly with the 4 bolts.
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.