Section 179 (Adaptive Front-Lighting System - Diagnostic Codes & Circuit Tests)
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2020 Lexus IS 350, 2020 Lexus IS 300, 2019 Lexus IS 350, 2019 Lexus IS 300, and 2018 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.
- AFS (Adaptive Front-Lighting System)
- DTC B2410: Headlight Swivel ECU LH Communication; DTC B2411: Headlight Swivel ECU RH Communication [10/2016 - 09/2020]
- DTC B2412: Headlight Swivel Motor LH; DTC B2413: Headlight Swivel Motor RH; DTC B2417: Headlight Beam Level Control Motor LH; DTC B2418: Headlight Beam Level Control Motor RH [10/2016 - 09/2020]
- DTC B2414: Steering Position Sensor [10/2016 - 09/2020]
- DTC B2415: Vehicle Speed Sensor [10/2016 - 09/2020]
- DTC B2416: Height Control Sensor; DTC B241A: Rear Height Control Sensor [10/2016 - 09/2020]
- DTC B2420: AFS Ecu [10/2016 - 09/2020]
- DTC B2424: Headlight Beam Level Control Motor LH Lost Communication; DTC B2425: Headlight Beam Level Control Motor RH Lost Communication [10/2016 - 09/2020]
- DTC B2450: Height Sensor Initialization Incomplete [10/2016 - 09/2020]
- DTC B2451: Variation Code not Written [10/2016 - 09/2020]
- DTC B2452: Abnormal Height Sensor Data at Initialization [10/2016 - 09/2020]
- DTC B2453: Variation Error [10/2016 - 09/2020]
- DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Body Control Module "B"; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module [10/2016 - 10/2017]
- DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Body Control Module "B"; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module [10/2017 - 09/2020]
- DTC U1000: CAN Communication Failure (Message Registry) [10/2016 - 09/2020]
- ECU Power Source Circuit [10/2016 - 09/2020]