🌍 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.
No fluid specs for this vehicle.
No DTC data for this vehicle.
No battery specs for this vehicle.
Every control module on the 2018-2021 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.
Climate Control Unit (CCU)2.5 hr R&Rdealer / factory tool +0.5 hr▸ programming details
📍 Behind center dashboard, above center console
🔧 Xentry Diagnostics
⚠️ Requires HVAC actuator calibration after replacement.
Electric Power Steering Control Unit (EPS)2.0 hr R&Rsecurity gateway +1.0 hr▸ programming details
📍 Steering column or rack housing
🔧 Xentry Diagnostics + SCN online
⚠️ Requires steering angle sensor calibration and end-stop learning after replacement.
4MATIC Control Unit (4M)2.0 hr R&Rdealer / factory tool +0.8 hr▸ programming details
📍 Under vehicle, near transfer case or rear differential
📍 Trunk, left or right side panel, or under rear shelf
🔧 Xentry Diagnostics
⚠️ Handles Mercedes me connect services; requires SIM activation and account linking.
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.
No maintenance entries for this vehicle.
🌧️ Wiper Blades
2018
26″
Driver side
26″
Passenger side
Attachmenthook
📝 C218 generation final year. Sedan body style has no rear wiper.
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 2018 Mercedes-Benz CLS 3.5L V6 and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years.