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。
P249EClosed Loop SCR Reductant Injection Control At Limit - Flow Too HighP249E-00Closed Loop SCR Reductant Injection Control At Limit - Flow Too HighP249E-00Closed Loop Reductant Injection Control At Limit - Flow Too HighP249EClosed Loop Scr Reductant Injection Control At Limit - Flow Too High原廠技術資料
19以下為英文原文
RAM
原文故障碼 P249E-00
Flash: Diesel Exhaust Fluid Control Unit (DCU) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble…
RAM
原文故障碼 P249E-00
"Flash: Def Control Unit (DCU) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P218F-00…
RAM
原文故障碼 P249E-00
Def Control Unit (DCU) Updates "Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P218F-00 -…
CHEVROLET, GMC
原文故障碼 P249E
This technical bulletin provides repair information to correct a customer concern of Service Engine Soon Lamp being illuminated. They may also comment on multiple transmission issues including harsh or delayed shifts,…
RAM
原文故障碼 P249E
Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…
CHEVROLET, GMC
原文故障碼 P249E
This technical bulletin provides repair information to correct a customer concern of Service Engine Soon Lamp being illuminated with DTCs P2002, P2463, P2459, P144E, P0421, P0422, P0106 P20EE, P129F, P16F3, P20FF,…
核對適用車輛
43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 |
|---|---|---|
| Chevrolet | COLORADO | 2019 |
| Chevrolet | COLORADO | 2018 |
| Chevrolet | COLORADO | 2017 |
| Chevrolet | COLORADO | 2016 |
| Chevrolet | EXPRESS | 2018 |
| Chevrolet | EXPRESS | 2017 |
| Chevrolet | SILVERADO 1500 | 2018 |
| Chevrolet | SILVERADO 1500 | 2017 |
| Chevrolet | SILVERADO 2500 | 2020 |
| Chevrolet | SILVERADO 2500 | 2018 |
| Chevrolet | SILVERADO 2500 | 2017 |
| Chevrolet | SILVERADO 3500 | 2020 |
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。