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 MANUALSTOYOTA2025HIGHLANDER LIMITED, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)EXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 87 (DYNAMIC TORQUE CONTROL AWD SYSTEM - DIAGNOSTICS - INTRODUCTION)
2025 Toyota Highlander Limited, FWD
Section 87 (Dynamic Torque Control AWD System - Diagnostics - Introduction)
2025 Toyota Highlander Limited, FWDSECTION Section 87 (Dynamic Torque Control AWD System - Diagnostics - Introduction)
WARNING: This page is about a different variant/trim than selected.
- Dynamic Torque Control AWD System
- Precaution [12/2019 - 10/2022]
- Precaution [10/2022 - 11/2023]
- Precaution [11/2023 - ]
- Parts Location [12/2019 - 11/2023]
- Parts Location [11/2023 - ]
- System Diagram [12/2019 - 11/2023]
- System Diagram [11/2023 - ]
- How To Proceed With Troubleshooting [12/2019 - ]
- Calibration [12/2019 - ]
- Problem Symptoms Table [12/2019 - ]
- Terminals Of Ecu [12/2019 - ]
- DTC Check / Clear [12/2019 - ]
- Freeze Frame Data [12/2019 - ]
- Fail-Safe Chart [12/2019 - 11/2023]
- Fail-Safe Chart [11/2023 - ]
- Data List / Active Test [12/2019 - ]
- Diagnostic Trouble Code Chart [12/2019 - 11/2023]
- Diagnostic Trouble Code Chart [11/2023 - ]
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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.