2013年6月13日 · Another approach is to open up the LCM and find out which circuit controls the turn signal in question. Then track it down to that mosfet/chip and replace that chip. Info on …

2017年7月25日 · Procedures of Repairing BMW LCM: 1.Disconnect the battery cables. 2.You will locate the LCM under the right trim panel. 3.You need an 8mm tool to unscrew the LCM. …

2021年3月1日 · The BMW light control module, commonly known as the LCM, lamp control module, or light check module, is an extremely common part that fails on the BMW E38 and …

2017年9月25日 · Morning everyone, my dad asked me to look into the headlights on his 2001 540i staying on - seems the light control module is definitely the culprit. I've done some …

2018年6月14日 · I have a '97 528i E39 that came from the factory with the BMW LCM II unit. I'm recently running PASoft 1.4 software ( for diagnostics and coding ) …. and found that …

2022年8月15日 · I originally pasted this on the e39 forum but suspect more appropriate here. I have some questions on LCM programming for my 2001 540.6. I replaced my LCM III with a …

For the 2001 + years e39, the part is called LCM III, I believe. It doesn't have the protruding heat sink. There 2 p/n: One is for factory equipped HID...

2019年11月6日 · 如果是e39前期的車子只要並連一個電容就可以升級hid的燈具.. 如果是小改後的車子，原廠的LCM內就已有裝HID的功能，只要coding把它開啟就可以了! 拍謝，BMWCCT站 …

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An LCM IIIB or IV is required for automatic headlights. The LCM IIIB took over for the IIIA from 9/1/2001 production. All of the connectors and pin-outs are the same, so a swap is physically …