🌍 International coverage, work in progress. This Russian-market vehicle is part of our hand-curated international catalog. We are filling in labor times, torque specs and fluids as fast as we can verify them, so some numbers may be missing or marked estimated for now. Do you work on these vehicles in the EU, Russia, or the JDM scene? Help us get it right: send real shop times or corrections to [email protected], or request the data you need and it joins the verification queue.
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No torque specs for this vehicle.
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Every control module on the 2022-2025 Mercedes-Benz CLS — 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.
Transmission Control Unit (TCU)3.5 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Transmission bell housing or valve body (internal on 9G-TRONIC)
🔧 Xentry Diagnostics + SCN online
⚠️ 9G-TRONIC transmission; TCU integrated into valve body, requires transmission oil service after replacement.
Hybrid Control Unit / Battery Management System (HCU/BMS)2.5 hr R&Rsecurity gateway +1.5 hr▸ programming details
📍 Trunk, left or right side panel, or under rear shelf
🔧 Xentry Diagnostics
⚠️ Handles Mercedes me connect services; requires SIM activation and account linking. 4G/LTE capable.
Fuel Pump Control Module (FPCM)0.6 hr R&Rrelearn only +0.2 hr▸ programming details
📍 Trunk, right side panel or near fuel tank
🔧 Xentry Diagnostics or Autel
⚠️ Simple adaptation after replacement; no VIN-lock.
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 Mercedes-Benz CLS 3.0L Turbo I6 and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years.