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.
2021 Lexus ES 300h BaseFACTORY OEM SERVICE PROCEDURE
Section 98 (Dynamic Torque Control AWD System - Diagnostics - Introduction)
WARNING: This page is about a different car, the 2024 Lexus ES 250, 2023 Lexus ES 250, 2022 Lexus ES 250, and 2021 Lexus ES 250. However, it is still accessible from the selected car via links, so may be relevant.
- Dynamic Torque Control AWD System
- Precaution [08/2020 - 08/2021]
- Precaution [08/2021 - 09/2022]
- Precaution [09/2022 - ]
- Parts Location [08/2020 - ]
- System Diagram [08/2020 - ]
- How To Proceed With Troubleshooting [08/2020 - ]
- Calibration [08/2020 - ]
- Problem Symptoms Table [08/2020 - ]
- Terminals Of Ecu [08/2020 - ]
- DTC Check / Clear [08/2020 - ]
- Freeze Frame Data [08/2020 - ]
- Fail-Safe Chart [08/2020 - ]
- Data List / Active Test [08/2020 - ]
- Diagnostic Trouble Code Chart [08/2020 - ]
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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