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
6以下为英文原文
CHEVROLET
原文报码 B0074-0D
This engineering informational bulletin is requesting information from the field on DTC B0074-0D set or stored in history and the air bag light on and/or intermittently on.
CHEVROLET
原文报码 B0074-0D
This engineering information ends the need for information from the field on vehicles that have the condition of Service Air Bag Indicator Illuminated and DTC B0081 and/or B0074-0D Set.
BUICK, CADILLAC, CHEVROLET, GMC, SATURN
原文报码 B0074
This informational bulletin provides information regarding the Passenger Presence System (PPS) May Command Seat Belt Reminder Chime and Passenger Airbag Indicator On When Electronic Devices or Conductive Objects are…
BUICK, CADILLAC, CHEVROLET, GMC, SATURN
原文报码 B0074
PASSENGER PRESENCE SYSTEM (PPS) MAY COMMAND PASSENGER AIRBAG INDICATOR AND SEAT BELT REMINDER ON WHEN ELECTRONIC DEVICES (COMPUTERS, MP3 PLAYERS, CELL PHONES, DIAGNOSTIC SCAN TOOL, ETC.) ARE PLACED ON FRONT PASSENGER…
BUICK, CADILLAC, CHEVROLET, GMC, SATURN
原文报码 B0074
BUICK/CADILLAC/CHEVROLET/GMC/SATURN: PASSENGER PRESENCE SYSTEM (PPS) MAY COMMAND PASSENGER AIRBAG INDICATOR AND SEAT BELT REMINDER ON WHEN ELECTRONIC DEVICES (COMPUTERS, MP3 PLAYER, CELL PHONES, TECH 2, ETC.) ARE PLACED…
BUICK, CADILLAC, CHEVROLET, GMC
原文报码 B0074
NEW PROCEDURE FOR CLEARING PASSENGER PRESENCE SYSTEM (PPS) AND SENSING AND DIAGNOSTIC MODULE (SDM) DTCS B0071, B0074, B0081. *NJ
核对适用车辆
12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。