Fitment notes: 12V auxiliary battery; located in front trunk; main traction battery is 800V high voltage system
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Every control module on the 2020-2026 Porsche Taycan — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
Battery Management System Control Unit (BMS)8.5 hr R&Rsecurity gateway +1.5 hr▸ programming details
📍 Underbody, integrated with high-voltage battery pack
⚠️ Fully digital display. Mileage programming requires online authentication and legal documentation.
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour? Tell us — corrections ship fast here.
Size-standard part numbers — verify your connector type before buying. Rear blades are model-specific; check the package's vehicle list.
Fuel economy figures are EPA data via fueleconomy.gov (median across matching trims). Performance figures are compiled estimates for the 2026 Porsche Taycan Turbo S Dual Motor AWD and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years.