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Mercedes B-Class W247 1.5 MHEV 48V Battery Warning — Mercedes-Benz C-Class 2019 | MyCarFault

Mercedes B-Class W247 1.5 MHEV 48V Battery Warning

Mercedes-Benz C-Class 2019 M254 1.5 MHEV

On This Page: 🔧 All Repairs ⚠️ Avoid These 🔗 Similar Faults

⚡ Quick Summary

Severity Level

Medium

Safe to Drive?

✅ Safe to Drive

Safety Impact

No direct safety impact reported by owners

Urgency Level

🟡 Monitor Closely

The 48V mild hybrid battery in W247 B-Class can trigger warnings from cell faults. Software update resolves most cases.

Repair / Solution

No confirmed fixes yet. Share yours below.

⚠️ Wrong Diagnosis?

No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this Mercedes-Benz C-Class 2019 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.

🚗 More About This Vehicle

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