Fitment notes: AGM battery required; located in trunk; Euro-style venting system
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Control Modules — 2024–2026 Audi S3
Every control module on the 2021-2026 Audi S3 — 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.
Matrix LED Headlight Control Module (Left/Right) (LCM/RCM)0.5 hr R&Rsecurity gateway +0.4 hr▸ programming details
📍 Inside each headlight assembly
🔧 VAS 6154/ODIS + AutoAuth
⚠️ Matrix LED calibration required; sold as part of headlight assembly; online authentication required
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 2024–2026 Audi S3 2.0L Turbo I4 and can vary by trim.
🔧 Built by master technician Chris Hackleman · Master Technician · 20+ years.