Toyota bZ4X Battery Replacement Phuket | 12V & EV Battery Guide
Toyota bZ4X is Toyota’s first official 100% EV in Thailand — a 71.4 kWh battery delivering 500 km range with 25+ years of Toyota hybrid expertise. Like all EVs, bZ4X still depends on a 12V auxiliary battery for basic systems — if it dies, you can’t unlock the door.
Toyota bZ4X Battery Specs
Main Traction Battery
- Type: Lithium-ion
- Capacity: 71.4 kWh
- Voltage: 355V
- Range: 500 km FWD / 460 km AWD (WLTP)
- DC Fast Charging: Up to 150 kW (10-80% in ~30 mins)
- Warranty: 8 years / 160,000 km (Toyota engineered for ≤10% degradation in 10 years)
12V Auxiliary Battery
- Type: Lead-acid / AGM
- Capacity: 46-55Ah (NS60 / DIN55)
- Location: Frunk (front trunk), right side
- Life in Phuket: 2-4 years
Common bZ4X 12V Issues in Phuket
- Parked at airport 2+ weeks → 12V completely flat
- No-key access fails → 12V dead
- Center screen won’t power on → 12V critical
- “Stop Vehicle Safely” warning on dash
bZ4X 12V Battery Replacement Price in Phuket
| Item | Price |
|---|---|
| AGM 12V NS60/DIN55 OEM-grade | ฿3,000-3,800 |
| Installation + Reset | FREE |
| Travel (city) | FREE |
| Warranty | 1-2 years |
Toyota EV Service in Phuket
EV Phuket has Toyota Techstream diagnostic tools for proper BMS reset. We stock OEM-grade AGM batteries for the bZ4X.
📞 Call EV Phuket
- Phone: 098-168-9907
- LINE: @evphuket
- 24/7 across Phuket
- 20-30 minute arrival