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故障现象一辆上海桑塔纳2000GLi型乘用车(装备AFE型电控发动机),行程为22万km,因烧机油更换了发动机总成后一周时间,车辆出现加速不良、低速行驶发冲和排气冒黑烟的故障。故障诊断与排除用VAG1552故障阅读仪查询故障存储器,进入01组02功能,读得故障代码00525,其含义是:氧传感器无信号输出。再用VAG 1552故障阅读仪进入01组08功能,查看07组数据,其第2区域显示的氧传感器信
Symptom A Shanghai Santana 2000GLi passenger car (equipped with AFE electric control engine) travels to 220000 km, due to burn the engine oil to replace one week after the engine assembly, the vehicle appeared poor acceleration, low speed driving red and exhaust Black smoke fault. Fault diagnosis and troubleshooting VAG1552 Fault Reader read fault memory, into the 01 group 02 function, read the fault code 00525, its meaning is: oxygen sensor no signal output. Re-use VAG 1552 fault reader into 01 group 08 function, view 07 group data, the second area shows the oxygen sensor letter