这个码是什么意思？
以下表述对应所列厂商与通报。使用前请核对完整报码、报码模块、年款和发动机。
故障码描述检测到的异常，不直接指定必须更换的零件。
厂商技术资料
4以下为英文原文
RAM
原文报码 U0421
MODULE, Air Suspension, [SEB] For replacement of Air Suspension Control Module (ASCM) due to the following DTCs, please contact FCA Redacted Content to aid in root-cause prior to repair at FCA Redacted Content or FCA…
RAM
原文报码 U0421
MODULE, Air Suspension, [SEB] For replacement of Air Suspension Control Module (ASCM) due to the following DTCs, please contact Santiago De La Rosa to aid in root-cause prior to repair at (248) 635-0819 or…
LAND ROVER
原文报码 U0421-68
"ISSUE: ON L319, DISCOVERY 4 / LR4 SHOULD YOU SEE THE FOLLOWING VARIOUS U-CODES (INCLUDING BUT NOT LIMITED TO) U0415-68 U0421-68 U0416-68 U0241-00 PLEASE FOLLOW THE INSTRUCTIONS BELOW. CAUSE: THE CENTRE CONSOLE COOLER…
LAND ROVER
原文报码 U0421-68
"ISSUE: ON L319, DISCOVERY 4 / LR4 SHOULD YOU SEE THE FOLLOWING VARIOUS U-CODES (INCLUDING BUT NOT LIMITED TO) U0415-68 U0421-68 U0416-68U0241-00 PLEASE FOLLOW THE INSTRUCTIONS BELOW. CAUSE: THE CENTRE CONSOLE COOLER…
核对适用车辆
5车型关联可作为查阅线索；具体发动机、生产范围和软件条件请核对厂商资料。
更换零件之前
记录报码及冻结帧，检查蓄电池状态、相关报码和可见的线束或软管损伤。按照该车诊断流程和测试结果决定维修，避免仅凭故障码换件。
还能继续驾驶吗？
仅靠故障码无法判断是否适合继续行驶。故障灯闪烁、严重抖动、过热、机油压力报警或制动转向异常都需及时处理。影响车辆控制或发动机安全时，应在安全地点停车并寻求帮助。以车辆手册为准。