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。
原廠技術資料
11以下為英文原文
AUDI
原文故障碼 P049100
Summary of all Vin-4-Pin topics for June Check engine light after charging - P0E5E00 Rattle noise from sound generator Vehicle sound malfunction warning Oil leak from oil filter drain off valve Secondary air codes…
ASTON MARTIN
原文故障碼 P0491
V12 Secondary air injection codes P0492 P0491
AUDI
原文故障碼 P049100
This bulletin contains diagnosis and repair information for DTC P049100 and P049200.
VOLKSWAGEN
原文故障碼 P0491
Technical Bulletin (Update Programming, DTCs P0491 and or P2440 stored in the ECM Fault Memory): Current ECM software are causing erroneous faults. This document contains the codes necessary to update the software to…
AUDI
原文故障碼 P0491
The MIL is on due to DTCs P0491 and P0492 being stored in the ECM.
AUDI
原文故障碼 P0491
MIL on. DTC P0491 and P0492 (Secondary Air System Insufficient Flow, Bank 1/2) are stored at the same time. Mileage is greater than 15,000 miles. Under certain driving conditions, the secondary air ports in the cylinder…
核對適用車輛
69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 |
|---|---|---|
| Aston Martin | DB11 | 2019 |
| Aston Martin | DB11 | 2018 |
| Aston Martin | DB11 | 2017 |
| Aston Martin | DBS SUPERLEGGERA | 2019 |
| Audi | A3 | 2026 |
| Audi | A4 | 2011 |
| Audi | A4 | 2010 |
| Audi | A4 | 2009 |
| Audi | A4 AVANT | 2011 |
| Audi | A5 | 2026 |
| Audi | A6 | 2011 |
| Audi | A6 | 2010 |
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。