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Toyota Prius Inverter Cooling Water Pump G9040-52010 Electric Water Pump
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| Product Type | Inverter Cooling Electric Water Pump |
| Applicable System | Hybrid Power Converter/Inverter Cooling System |
| Drive Mode | 12V Brushless DC Motor |
| Installation Torque | 15 ft·lbs (Inverter Bracket Bolt)；10 ft·lbs (Tray Bracket Bolt) |
| Electrical Connection | 2-pin waterproof connector |
| Material | Engineering plastic pump body and impeller |
| Cooling Medium | Toyota Original Factory Long-Life Coolant (LLC) |
| Applicable Vehicle Year | 2004-2009 (First Generation Prius); 2010-2015 (Third Generation Prius) |
| Function Characteristics | Continuous Cycle Cooling Inverter and Motor MG1/MG2 |
| Interchange Original Part Number | G9040-52010, G904047090, G9040-47090, G9040-48020, 31319023 |
Manufacturer No.
G9040-52010G9040-52010G9040-52010G9040-52010
OEM Part No.
161A0-2901516290-21011
Engine Part No.
8ZR5ZR
Interchange No.
G9040-52010G904047090G9040-47090G9040-4802031319023
Fitment Vehicles
Toyota Prius (ZVW30)Toyota Prius (ZWE150)Toyota Prius PLUS (ZVW40W, ZVW41W)Toyota AURIS (ZWE150)Lexus CT200hLexus RX350Lexus RX450hToyota HighlanderToyota Vitz (modified)
Cooling System - Industrial Encyclopedia
Inverter cooling water pump for Toyota/LEXUS original number G9040-52010, mainly for Toyota Prius (ZVW30, ZWE150, etc.) hybrid models. This electric water pump provides forced cooling for the inverter, MG1 and MG2 motors, ensuring stable operation of the hybrid system. Alternative part numbers include G904047090, G9040-47090, 31319023, etc. It uses an injection molded engineering plastic impeller and brushless motor design, meeting the original cooling cycle requirements.