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.
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HOMESERVICE MANUALSTOYOTA2025PRIUS XLE AWDREPAIR AND DIAGNOSISELECTRICALCHARGING SYSTEMSAUXILIARY BATTERY SYSTEM - SERVICE INFORMATIONSOLAR CONTROL UNITINSTALLATION [03/2023 - ]PROCEDURE
2025 Toyota Prius XLE AWD
Installation [03/2023 - ]: Procedure
2025 Toyota Prius XLE AWDSECTION Procedure
- INSTALL SOLAR ENERGY CONTROL ECU ASSEMBLY
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Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
*a Green-colored Lock - - Slide - - - Install the solar energy control ECU assembly with the 3 bolts.
Torque: 14 N.m (143 kgf/cm, 10 ft.lbf)
HINT:
Tighten the bolts in the order shown in the illustration.
- Connect the 2 connectors.
- Remove the insulating tape from the connector, and connect the connector and slide the green-colored lock as shown in the illustration to securely lock it.WARNING:
Make sure to wear insulated gloves.
- Install the solar energy control ECU assembly with the 3 bolts.
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RENDER: 1.0x
NO RELATED
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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.