Fitment notes: Located in trunk; AGM required for performance vehicle electrical system
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Every control module on the 2020-2026 Toyota Supra — 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.
📍 Engine bay, driver side near brake master cylinder
🔧 Toyota Techstream
⚠️ Integrated with stability control (VSC) and traction control. Brake bleeding and system initialization required. May require BMW ISTA for certain calibrations.
Body Control Module (BCM)1.5 hr R&Rdealer / factory tool +1.5 hr▸ programming details
📍 Dashboard, driver side behind kick panel or under dash
🔧 Toyota Techstream
⚠️ Controls lighting, wipers, power windows, central locking. VIN and vehicle configuration coding required.
📍 Engine bay, passenger side firewall or near battery
🔧 Toyota Techstream with TIS subscription
⚠️ BMW B58 engine uses BMW-derived ECU architecture. VIN registration and immobilizer pairing required. Some functions may require BMW ISTA for deep diagnostics due to platform sharing.
Electric Power Steering Control Module (EPS ECU)1.5 hr R&Rdealer / factory tool +0.8 hr▸ programming details
📍 Steering column or dashboard area, near steering shaft
🔧 Toyota Techstream
⚠️ Steering angle sensor calibration required after replacement. Adaptive steering settings may need configuration.
📍 Front bumper, center behind grille or Toyota emblem
🔧 Toyota Techstream
⚠️ Part of Toyota Safety Sense 2.0/2.5. Radar aiming and calibration required after replacement or front-end collision repair. Requires alignment rack with targets.
Data Communication Module / Telematics Control Unit (DCM)1.5 hr R&Rdealer / factory tool +1.0 hr▸ programming details
📍 Dashboard, behind center stack or under passenger dash
⚠️ Front and rear parking sensors. Sensor calibration may be required after replacement.
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 2025 Toyota Supra 3.0L I6 Turbo and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.