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Toyota Yaris Cross 1.5 Hybrid 12V Battery Failure — Toyota Yaris 2021 | MyCarFault

Toyota Yaris Cross 1.5 Hybrid 12V Battery Failure

Toyota Yaris 2021 M15A-FXE Hybrid

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

⚡ Quick Summary

Severity Level

High

Safe to Drive?

✅ Safe to Drive

Safety Impact

No direct safety impact reported by owners

Urgency Level

🟠 Fix Soon

The 12V AGM battery on Yaris Cross Hybrid fails after 4-6 years causing Ready mode failure. AGM replacement costs £80-150.

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 Toyota Yaris 2021 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.

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