浅谈丰田5A-FE型发动机NE信号错乱导致无法起动

摘要

Toyota 5A-FE engine is widely used in the Vios, Tianjin FAW Ville other models. Introduces a Vios car accident, the plant is trimmed and changed the distributor assembly later, still cannot troubleshoot. After much testing, judgment, the reason is the process of trimming the crankshaft position sensor NE+and NE-signal line dislocation, causing the engine oil, electric, cylinder pressure is normal but cannot start a phenomenon, and finally troubleshooting, the engine back to work.%丰田5A-FE型发动机广泛用于威驰、天津一汽威乐等车型。主要介绍了一部威驰肇事车，经该厂修整并换了分电器总成后，还是无法排除故障。经过多方检测、判断，其原因是修整过程曲轴位置传感器NE＋和NE－信号线错位，造成发动机有油、有电、缸压正常却无法起动的现象，最后排除故障，使发动机恢复工作。