故障现象:一辆 EQ1090型汽车,灯开关无论开到哪个档位,侧灯都亮,其余灯均不亮。 故障检查:起初认为是车灯开关线接错,经检查未发现问题。后来直接在灯光继电器触点处引一导线到车灯开关电源接柱,再次开灯,各灯基本正常,但灯光继电器却“咝咝”地叫个不停。换掉该继电器,“咝咝”声依旧。又经仔细检查, Symptoms: an EQ1090 car, light switch no matter which stall to open, the side lights are bright, the remaining lights are not bright. Troubleshooting: At first thought to be the wrong switch lights switch, after inspection found no problem. Later directly in the light relay contact leads a lead wire to the light switch power supply post, turn on the lights again, the lights are normal, but the light relay is “staggering” to stop. Replace the relay, “咝 咝” sound still. After careful examination,