汽车ABS系统故障诊断与案例分析

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中图分类号：U463.526 文献标识码：B 文章编号：1003-8639（2025）10-0171-0

【Abstract】To enhance the maintenance eficiencyand safetyof automotive ABS systems，thisarticle firstanalyzes thecompositionof theABS system.Secondly，it elaborates onthe fault phenomena and diagnostic methods forcommon faults such as wheel speedsensors and brake pressure regulators.Finaly，it elaborates on the circuit fault troubleshoting process indetail by combining cases.This research helps maintenance personnel accurately diagnose ABS faults，reduce maintenancecosts，and ensure vehicle brakingsafety.

【Key words 】 anti-lock braking system; faultdetection;ABS electronic control unit;wheel speed sensor

0 引言

现代汽车制动系统中，防抱死制动系统（ABS）是不可或缺的安全装置，其可实时监测车轮状态，通过检测车辆滑移率调整各车轮制动扭矩，在紧急情况下保障车辆操控性与稳定性。（剩余4476字）