✅ Fixed
Tested individual battery modules — 3 weak modules found out of 28. Replaced weak modules with refurbished units $320. Balanced pack. Full battery performance restored.
Toyota Prius 2012 hybrid battery P0A80 fault code
Toyota
Prius
2012
Safe to Drive?
⚠️ Drive with Caution
Urgency Level
🟡 Monitor Closely
Triangle warning light. P0A80 code. Fuel economy terrible. Battery bars reduced. This fault code is stored when the engine control unit detects a specific fault condition. Common causes include sensor failures, wiring faults, and component wear. Always read additional fault codes before replacing parts — multiple codes together provide a clearer diagnosis. Clear the code after repair and test drive to confirm the fault does not return.
🔍 Symptoms
📍 Toyota Prius
⚙️ Possible Causes
Toyota Prius
Possible: Tested individual battery modules — 3 weak modules found out of 28. Replaced weak modules with refurbished units $320. Balanced pack. Full battery performance restored.
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