Section 27 (Automatic Transmission System (UA81E / UA81F) - Diagnostics - Introduction)
WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
- Automatic Transaxle System
- Precaution [10/2022 - 11/2023]
- Precaution [11/2023 - ]
- Definition Of Terms [10/2022 - ]
- Parts Location [10/2022 - 11/2023]
- Parts Location [11/2023 - ]
- System Diagram [10/2022 - 11/2023]
- System Diagram [11/2023 - ]
- How To Proceed With Troubleshooting [10/2022 - ]
- Road Test [10/2022 - ]
- Mechanical System Tests [10/2022 - ]
- Hydraulic Test [10/2022 - ]
- Manual Shifting Test [10/2022 - ]
- Registration [10/2022 - ]
- Initialization [10/2022 - ]
- Monitor Drive Pattern [10/2022 - ]
- Problem Symptoms Table [10/2022 - ]
- Terminals Of ECM [10/2022 - 11/2023]
- Terminals Of ECM [11/2023 - ]
- Diagnosis System [10/2022 - ]
- DTC Check / Clear [10/2022 - ]
- Check Mode Procedure [10/2022 - ]
- Fail-Safe Chart [10/2022 - ]
- Data List / Active Test [10/2022 - 11/2023]
- Data List / Active Test [11/2023 - ]
- Diagnostic Trouble Code Chart [10/2022 - 11/2023]
- Diagnostic Trouble Code Chart [11/2023 - ]