這個碼是什麼意思？
以下表述對應所列原廠與通報。使用前請核對完整故障碼、回報模組、年式與引擎。
故障碼描述偵測到的異常，不直接指定必須更換的零件。
原廠原文中的含義
原文含義可能隨車型與後綴變化。此處依來源顯示，不代表通用診斷結論。
B126A29Light switch signal not reliable原廠技術資料
8以下為英文原文
AUDI
原文故障碼 B126A29
This bulletin provides information when the arning lamp for exterior lighting is displayed in the instrument cluster; DTC U112100, U110B00, B126A29.
AUDI
原文故障碼 B126A29
This bulletin provides information when a warning lamp for exterior lighting is displayed in the instrument cluster; DTC U112100, U110B00, B126A29.
AUDI
原文故障碼 B126A29
This bulletin provides information when there is a warning in the instrument cluster relating to exterior lighting/Audi adaptive light. DTC B126A29, U112100, U110B00..
AUDI
原文故障碼 B126A29
This bulletin provides information in instances where the warning lamp for exterior lighting is displayed in the instrument cluster, DTC U112100, U110B00, B126A29.
AUDI
原文故障碼 B126A29
This Pending Service Solution (PSS) requests that technicians enter a record in the PSS database in instances where there is a headlight warning in the cluster, and the DTC B126A29, U110B00 is stored in the 09 module.
BENTLEY
原文故障碼 B126A29
Headlamp switch not working/not illuminated - Numerous DTCs within 0009-Central Electrics (BCM1). Customer statement / workshop findings Customer statement: - Headlamp switch not working/not illuminated when the…
核對適用車輛
122車型關聯可作查閱線索；引擎、生產範圍與軟體條件請核對原廠資料。
| 品牌 | 車型 | 年式 |
|---|---|---|
| Audi | A3 | 2025 |
| Audi | A3 | 2024 |
| Audi | A3 | 2023 |
| Audi | A3 | 2022 |
| Audi | A4 | 2020 |
| Audi | A4 | 2019 |
| Audi | A4 | 2018 |
| Audi | A4 | 2017 |
| Audi | A4 | 2016 |
| Audi | A4 | 2015 |
| Audi | A4 | 2014 |
| Audi | A4 | 2013 |
更換零件之前
記錄故障碼與凍結資料，檢查電瓶狀態、相關故障碼和可見線束或軟管損傷。依該車診斷程序與測試結果決定維修，避免僅憑故障碼換件。
還能繼續駕駛嗎？
不能只憑故障碼判斷能否繼續行駛。故障燈閃爍、嚴重抖動、過熱、機油壓力警示或煞車轉向異常需立即注意。影響操控或引擎安全時，應在安全地點停車並求助。以車主手冊為準。