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Mercedes-Benz/Mercedes-Benz A-Class/发电机

2026-07-22 · 5 min read

Mercedes-Benz A-Class — 发电机

A-Class W177 Alternator

W177 A-Class M260/M282 smart alternator is belt-driven from the front of the engine. IBS sensor on the negative battery terminal monitors current in and out. When the alternator fails, the IBS data will show negative net current at idle — a reliable XENTRY live-data check before part replacement.

Cost

Alternator + labour + IBS reset

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