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。
P1890CVT SPEED CONTROL SYSTEM原廠技術資料
8以下為英文原文
NISSAN
原文故障碼 P1890
PERMANENT DTC SET IN TCM AND WILL NOT ERASE IF YOU CONFIRM One or more of the following DTCs are stored in the permanent DTC screen (Figure 1): P1890, P2768, P17F3, P17F4, P188F And The DTCs will not erase when…
HONDA
原文故障碼 P1890
CUSTOMER LETTER - UNDER CERTAIN DRIVING CONDITIONS, THE SOFTWARE IN THE PCM CAUSES A LOW PRESSURE PROBLEM IN THE CVT. THIS MAY ALLOW THE BELT IN THE CVT TO SLIP. IF THE BELT SLIPS, YOU MAY SEE A SURGE IN RPM WHEN…
HONDA
原文故障碼 P1890
"SERVICE BULLETIN - AN INCORRECT LEARNING VALUE IN THE PCM MAY CAUSE A PRESSURE PROBLEM IN THE CVT UNDER CERTAIN DRIVING CONDITIONS, CAUSING A SURGE IN RPM BECAUSE THE CVT BELT SLIPS AT HIGHWAY SPEEDS, AND EVENTUALLY…
HONDA
原文故障碼 P1890
SERVICE BULLETIN - AN INCORRECT LEARNING VALUE IN THE PCM MAY CAUSE A PRESSURE PROBLEM IN THE CVT UNDER CERTAIN DRIVING CONDITIONS, CAUSING A SURGE IN RPM BECAUSE THE CVT BELT SLIPS AT HIGHWAY SPEEDS AND EVENTUALLY…
HONDA
原文故障碼 P1890
CUSTOMER LETTER - UNDER CERTAIN DRIVING CONDITIONS, THE SOFTWARE IN THE PCM CAUSES A LOW PRESSURE PROBLEM IN THE CVT. THIS MAY ALLOW THE BELT IN THE CVT TO SLIP. IF THE BELT SLIPS, YOU MAY SEE A SURGE IN RPM WHEN…
HONDA
原文故障碼 P1890
DEALER MESSAGE - TODAY, AUGUST 3, 2016, AMERICAN HONDA MOTOR, CO., INC. IS ANNOUNCING A PRODUCT UPDATE FOR MODEL YEAR 2015-16 HONDA ACCORD AND CR-V VEHICLES TO ADDRESS INCORRECT CVT OPERATION AND DTC P1890. AN INCORRECT…
核對適用車輛
7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。
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。