Mercedes E-Class Alternator Failure — Charging Fault
Mercedes-Benz
E-Class
2009
OM651/M272
Safe to Drive?
✅ Safe to Drive
Urgency Level
🟠 Fix Soon
Alternator failure on W212 E-Class causes the battery warning to illuminate and multiple electrical warnings to appear as voltage drops. Replacement alternator costs £250-600. Always check the alternator belt and tensioner simultaneously.
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