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.
2010 Lexus RX 450h 3.5 BFACTORY OEM SERVICE PROCEDURE
DTC Check / Clear
- CHECK DTC
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Turn the Techstream on.
- Enter the following menus: Powertrain / Radar Cruise / Trouble Codes.
- Read the DTCs.
- CHECK DTC (Hybrid Control System)
- Refer to hybrid control system. Refer to DTC CHECK / CLEAR .
- CLEAR DTC
- Connect the Techstream to the DLC3.
- Turn the power switch on (IG).
- Turn the Techstream on.
- Enter the following menus: Powertrain / Radar Cruise / Trouble Codes.
- Clear the DTCs.
- CLEAR DTC (Hybrid Control System)
- Refer to hybrid control system. Refer to DTC CHECK / CLEAR .
Factory Service Tools
Use the Manual With the Right Hardware
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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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