Fitment notes: Auxiliary 12V battery; located in rear cargo area; main propulsion battery is separate high-voltage system
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Every control module on the 2022-2026 BMW iX — 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.
Electronic Transmission Control / Transmission Control Unit (EGS/TCU)3.0 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Integrated with electric drive unit, under rear cargo floor center
Active Cruise Control Radar / Front Radar (ACC)1.5 hr R&Rsecurity gateway +1.2 hr▸ programming details
📍 Behind front bumper, center lower grille area
🔧 BMW ISTA + ICOM Next
⚠️ Adaptive cruise control and collision warning; radar alignment required after replacement or front-end collision; requires alignment bench or target
⚠️ Manages 12V battery charging from high-voltage system; battery registration required after 12V battery 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 2026 BMW iX xDrive50 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 Lexus & Toyota Mechanic · 20+ years.