故障名称车速过高车速无信号车速信号不可信冷却液温度采集电压超出上限值冷却液温度采集电压低于下限值信号不可信冷却液温度物理值超出上限值冷却液温度物理值超出下限值进气温度采集电压超出上限值进气温度采集电压低于下限值信号不可信进气温度物理值超出上限值进气温度物理值超出下限值进气压力采集电压超出上限值进气压力采集电压低于下限值信号不可信进气压力过高超过报警门限进气压力过高超过断油门限进气压力物理值超出下限值大气压力采集电压超出上限值大气压力采集电压低于下限值大气压力 A/D 采集故障信号不可信大气压力物理值超出上限值大气压力物理值超出下限值油门踏板信号 1 故障油门踏板信号 2 故障油门踏板信号 1 和 2 都故障P码P05001FP050011P05001CP011512P011511P011564P011585P011584P011012P011011P011064P011085P011084P010512P010511故障确认驾驶循环数11111211112111121111112111111111整车标定重型SVS（1故障类配置亮，0（1表示禁重型灭）用，2表示启126C_00026C_00121C_10026C_01026C_01021C_10026C_00026C_00027B2_00027B2_00022B2_10027B2_00027B2_00027B2_01027B2_01001000100011111102227272726262621262625252525252525B2_1B2_0B2_0B2_0C_0C_0C_0C_1C_0C_0MaintainMaintainMaintainMaintainMaintainMaintainMaintain00000000000000001P010564P010585P01051CP010584P222612P222611P101000P222664P222685P222684P101100P101200P101300油门踏板 1 和 2 两个通道间逻P101364辑故障PWM 油门周期过大PWM 油门周期过小P101485P101484油门踏板信号 1 采集电压超出P012300上限值油门踏板信号 1 采集电压低于下限值油门踏板 1 和 2 两个通道间逻辑故障油门踏板信号 2 采集电压超出上限值油门踏板信号 2 采集电压低于下限值机油压力报警P012200P213500P022300P022200P1015001111111211111111111121111111000000011100000001000000001125252525252525252525282828282825252528282328282626262525机油压力采集电压超出上限值P052300机油压力采集电压低于下限值P052200信号不可信机油压力物理值超出上限值机油压力物理值超出下限值电瓶电压采集电压超出上限值电瓶电压采集电压低于下限值信号不可信电瓶电压物理值超出上限值电瓶电压物理值超出下限值P052100P101600P052400P056012P056011P056064P056085P056084多态开关采集电压超出上限值P101785多态开关采集电压低于下限值P101784信号不可信燃油压力采集电压超出上限值燃油压力采集电压低于下限值燃油压力信号不可信(周期输出量)无曲轴信号曲轴信号不可信无凸轮轴信号凸轮轴信号不可信凸轮信号相对曲轴信号位置偏差过大PTO 开关逻辑故障P101764P019012P019011P019064P033501P033564P034001P034064P034400P253B00MaintainMaintainMaintainMaintainMaintainMaintainMaintainMaintainMaintainMaintainB1_0B1_0B1_0B1_0B1_0MaintainMaintainMaintainB1_0B1_0B1_1B1_0B1_0C_0C_0C_0MaintainMaintain1111111000000001101101010000巡航开关采集电压超出上限值P057900（预留）巡航开关采集电压低于下限值P101884（预留）巡航开关逻辑故障刹车开关逻辑故障P101864P05040011111121111211121111211111211110010111000000000000000000002525252525252525252929242929292429292626212626282828232828离合器开关信号不可信或采集P070400故障风扇转速过高风扇转速过低风扇转速不可信P049500P049400P101900辅助油门采集电压超出上限值P022800辅助油门采集电压低于下限值P022700尿素压力采集电压超出上限值尿素压力采集电压低于下限值信号不可信尿素压力物理值超出上限值SCR 入口温度采集电压超出上限值SCR 入口温度采集电压低于下限值信号不可信SCR 入口温度物理值超出上SCR 入口温度物理值超出下限值SCR 出口温度采集电压超出上限值SCR 出口温度采集电压低于下限值信号不可信SCR 出口温度物理值超出上SCR 出口温度物理值超出下限值下游 NOx 传感器 供电故障下游 NOx 传感器 加热故障下游 NOx 传感器 NOX 浓度信号故障或 O2 浓度信号故障不可信故障下游 NOx 传感器 NOx 浓度信号过高或 O2 浓度信号过高下游 NOx 传感器 Nox 浓度信号过低P204A12P204A11P204A64P204A85P043512P043511P043564P043585P043584P043A12P043A11P043A64P043A85P043A84P229E01P229E04P229E1CP229E64P229E85P229E84MaintainMaintainMaintainMaintainMaintainMaintainMaintainMaintainMaintainA_0A_0A_1A_0A_0A_0A_1A_0A_0C_0C_0C_1C_0C_0B1_0B1_0B1_0B1_1B1_0B1_000110100000000000011000000000上游 NOx 传感器 供电故障上游 NOx 传感器 加热故障上游 NOx 传感器 NOX 浓度信号故障或 O2 浓度信号故障上游 NOx 传感器 不可信故障上游 NOx 传感器 NOx 浓度信号过高或 O2 浓度信号过高上游 NOx 传感器 Nox 浓度信号过低尿素液位采集电压超出上限值尿素液位采集电压低于下限值信号不可信尿素箱温度采集电压超出上限值尿素箱温度采集电压低于下限值信号不可信尿素箱温度物理值超出上限值尿素箱温度物理值超出下限值大气温度采集电压超出上限值大气温度采集电压低于下限值信号不可信大气温度物理值超出上限值大气温度物理值超出下限值空气流量过高空气流量过低信号不可信EGR 位置采集电压超出上限EGR 位置采集电压低于下限信号不可信VGT 位置采集电压超出上限VGT 位置采集电压低于下限信号不可信ECU 温度采集电压超出上限值ECU 温度采集电压低于下限值ECU 温度采集故障ECU 温度信号不可信ECU 温度物理值超出上限值ECU 温度物理值超出下限值EGR 温度采集电压超出上限值P220001P220004P22001CP220064P220085P220084P203A12P203A11P203A64P205A12P205A11P205A64P205A85P205A84P007012P007011P007064P007085P007084P010012P010011P010064P040912P040911P04091CP256212P256211P25621CP101A12P101A11P101A02P101A64P101A85P101A84P040A1211121111211211112111121121121112111000000000000000000011111111111111102727272227272828232828232828272722272726262129292429292425252525252526B2_0B2_0B2_0B2_1B2_0B2_0B1_0B1_0B1_1B1_0B1_0B1_1B1_0B1_0B2_0B2_0B2_1B2_0B2_0C_0C_0C_1A_0A_0A_1A_0A_0A_1MaintainMaintainMaintainMaintainMaintainMaintainC_000000000011000000000000000000000001EGR 温度采集电压低于下限EGR 温度信号不可信EGR 温度物理值超出上限值EGR 温度物理值超出下限值EGR 压力采集电压超出上限值EGR 压力采集电压低于下限EGR 压力信号不可信EGR 压力物理值超出上限值EGR 压力物理值超出下限值增压温度采集电压超出上限值增压温度采集电压低于下限值增压温度信号不可信增压温度物理值超出上限值增压温度物理值超出下限值EGR 压差采集电压超出上限值EGR 压差采集电压低于下限EGR 压差信号不可信EGR 压差物理值超出上限值EGR 压差物理值超出下限值增压器放气阀压力采集电压超出上限值增压器放气阀压力采集电压低于下限值增压器放气阀压力信号不可信增压器放气阀压力物理值超出上限值增压器放气阀压力物理值超出下限值节气门开度采集电压超出上限值节气门开度采集电压低于下限值节气门开度信号不可信节气门开度物理值超出上限值节气门开度物理值超出下限值DOC 前排气温度采集电压超出上限值DOC 前排气温度采集电压低于下限值DOC 前排气温度信号不可信DOC 前排气温度物理值超出上限值DOC 前排气温度物理值超出下限值DPF 前排气温度采集电压超出上限值DPF 前排气温度采集电压低于下限值DPF 前排气温度信号不可信P040A11P040A64P040A85P040A84P048612P048611P048664P048685P048684P007A12P007A11P007A64P007A85P007A84P044A12P044A11P044A64P044A85P044A84P00F812P00F811P00F864P00F885P00F884P212012P212011P212064P212085P212084P042512P042511P042564P042585P042584P042A12P042A11P042A641211112111121111211112111121111211112000000000000000000000000000000000000026212626272722272727272227272727222727292924292927272227272828232828272722C_0C_1C_0C_0B2_0B2_0B2_1B2_0B2_0B2_0B2_0B2_1B2_0B2_0B2_0B2_0B2_1B2_0B2_0A_0A_0A_1A_0A_0B2_0B2_0B2_1B2_0B2_0B1_0B1_0B1_1B1_0B1_0B2_0B2_0B2_11000110001100011000000001100011000110
国六柴油车故障码表及常见故障排查方法
