Section 19 (Automatic Headlight Beam Level Control System (Diagnostics - Introduction))
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2019 Lexus RX 450hL, 2019 Lexus RX 450h, 2018 Lexus RX 450hL, 2018 Lexus RX 450h, and 2017 Lexus RX 450h. However, it is still accessible from the selected car via links, so may be relevant.
- Automatic Headlight Beam Level Control System
- Precaution [10/2015 - 08/2016]
- Precaution [08/2016 - 08/2019]
- Parts Location [10/2015 - 08/2019]
- System Diagram [10/2015 - 08/2019]
- System Description [10/2015 - 08/2019]
- How To Proceed With Troubleshooting [10/2015 - 08/2019]
- Initialization [10/2015 - 08/2019]
- Problem Symptoms Table [10/2015 - 08/2019]
- Terminals Of Ecu [10/2015 - 08/2019]
- Diagnosis System [10/2015 - 08/2019]
- DTC Check / Clear [10/2015 - 08/2019]
- Freeze Frame Data [10/2015 - 08/2019]
- Fail-Safe Chart [10/2015 - 08/2019]
- Data List / Active Test [10/2015 - 08/2019]
- Diagnostic Trouble Code Chart [10/2015 - 08/2019]