🌍 International coverage, work in progress. This European-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.

2016–2023 MERCEDES-BENZ E-CLASS

2.0L I4 CDI 4MATICAWDdieselOM654turbo
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Dead battery / stuck in Park? Emergency neutral procedure for this E-Class
Every control module on the 2017 Mercedes-Benz E-Class — 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)2.5 hr R&Rdealer / factory tool +0.6 hr▸ programming details
📍 Transmission bell housing or valve body (9G-TRONIC 9-speed)
🔧 Xentry Diagnostics + SCN
⚠️ Requires transmission fluid change and adaptation after replacement. SCN coding mandatory. 9G-TRONIC standard on W213.
Electric Power Steering Control Unit (EPS)2.0 hr R&Rdealer / factory tool +0.6 hr▸ programming details
📍 Steering column or rack assembly
🔧 Xentry Diagnostics
⚠️ W213 uses electric power steering (no hydraulic). Steering angle sensor calibration required after replacement.
Electronic Stability Program / Anti-lock Brake System (ESP/ABS)1.5 hr R&Rdealer / factory tool +0.5 hr▸ programming details
📍 Engine bay, left front near brake master cylinder
🔧 Xentry Diagnostics
⚠️ Brake bleeding required after replacement. Coding includes wheel sensor and steering angle calibration. ESP 9.1 or later.
Electronic Ignition Switch (EIS)1.5 hr R&Rdealer / factory tool +1.2 hr▸ programming details
📍 Steering column, integrated with keyless module
🔧 Xentry Diagnostics + SCN
⚠️ Critical security component. Requires VIN coding, key programming, and pairing to ECM/cluster. All keys must be present. Keyless Go standard on W213.
Head Unit / COMAND (HU)1.5 hr R&Rdealer / factory tool +0.5 hr▸ programming details
📍 Behind center dashboard screen or in trunk
🔧 Xentry Diagnostics
⚠️ COMAND Online NTG5.5 or Audio 20. Coding required for vehicle-specific features and navigation. Touchpad controller in center console.
Signal Acquisition and Actuation Module - Rear (SAM-R)1.2 hr R&Rdealer / factory tool +0.7 hr▸ programming details
📍 Trunk, left side panel behind trim
🔧 Xentry Diagnostics + SCN
⚠️ Controls rear lighting, fuel pump relay, trunk functions. VIN-locked, requires SCN coding.
Motor Electronics (ME)1.2 hr R&Rdealer / factory tool +0.8 hr▸ programming details
📍 Engine bay, left side firewall or on top of engine depending on model (4-cyl/V6/V8)
🔧 Xentry Diagnostics + SCN
⚠️ VIN-locked, requires SCN coding and EIS pairing. Part of security triangle. W213 generation uses ME9.7 or MED17 (4-cyl turbo).
Climate Control Unit (CCU)1.2 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Behind center dashboard HVAC controls
🔧 Xentry Diagnostics or Autel MaxiSys Ultra
⚠️ Dual-zone or tri-zone depending on equipment. Adaptation for actuator positions recommended after replacement.
Radar Sensor / DISTRONIC Control Unit (RSU)1.2 hr R&Rdealer / factory tool +0.8 hr▸ programming details
📍 Behind front grille, center lower position
🔧 Xentry Diagnostics + alignment tool
⚠️ Optional DISTRONIC PLUS adaptive cruise. Requires radar alignment after replacement or front-end collision. Alignment tool mandatory.
Camera Control Unit / Surround View (CCU)1.0 hr R&Rdealer / factory tool +0.5 hr▸ programming details
📍 Trunk, near rear camera or behind head unit
🔧 Xentry Diagnostics
⚠️ Optional 360-degree camera system. Requires camera calibration after replacement.
Instrument Cluster (IC)1.0 hr R&Rdealer / factory tool +0.8 hr▸ programming details
📍 Dashboard, behind instrument panel
🔧 Xentry Diagnostics + SCN
⚠️ VIN-locked, part of security triangle. Mileage programming requires dealer authorization. Used clusters need VIN/mileage transfer. Full TFT display standard on W213.
Door Control Module (DCM)1.0 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Inside each door, behind door panel
🔧 Xentry Diagnostics or Autel MaxiSys Ultra
⚠️ Controls windows, mirrors, locks per door. Typically four modules (one per door). Window initialization required after replacement.
Central Gateway Module (CGW)1.0 hr R&Rdealer / factory tool +0.6 hr▸ programming details
📍 Left side of dashboard, integrated with or near SAM-F
🔧 Xentry Diagnostics + SCN
⚠️ CAN/FlexRay gateway. VIN-locked, critical for network communication. Enhanced security gateway on W213.
Tailgate Control Module (TGM)1.0 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Trunk lid, behind trim panel (Wagon only)
🔧 Xentry Diagnostics or Autel MaxiSys Ultra
⚠️ E-Class Wagon only. Controls power liftgate. Initialization required after replacement.
Airmatic / Active Body Control Module (ABC/Airmatic)1.0 hr R&Rdealer / factory tool +0.5 hr▸ programming details
📍 Front left engine bay or under front left seat
🔧 Xentry Diagnostics
⚠️ Optional Air Body Control or Airmatic. Requires ride height calibration after replacement. W213 uses updated Airmatic system.
4MATIC Control Unit (4M)1.0 hr R&Rdealer / factory tool +0.4 hr▸ programming details
📍 Near transfer case or integrated with ESP module
🔧 Xentry Diagnostics
⚠️ 4MATIC AWD models only. May be integrated into ESP module. Adaptation required after replacement.
Restraint Systems Control Unit (SRS)0.8 hr R&Rdealer / factory tool +0.4 hr▸ programming details
📍 Center console, under front seats
🔧 Xentry Diagnostics
⚠️ Battery disconnect required. Crash data must be cleared if replacing after deployment.
Active Lane Keeping Assist Control Unit (ALKA)0.8 hr R&Rdealer / factory tool +0.5 hr▸ programming details
📍 Behind rearview mirror, integrated with camera module
🔧 Xentry Diagnostics
⚠️ Optional Driver Assistance Package. Camera-based system. Windshield camera calibration required after replacement.
Telematics Communication Module (TCM)0.8 hr R&Rdealer / factory tool +0.5 hr▸ programming details
📍 Trunk, right side panel or under rear shelf
🔧 Xentry Diagnostics
⚠️ 4G LTE cellular. Mercedes me connect service. Coding required for activation.
Parktronic Control Unit (PTS)0.7 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Trunk, left or right side panel
🔧 Xentry Diagnostics or Autel MaxiSys Ultra
⚠️ Standard equipment on most W213. Sensor calibration may be needed after replacement. Active Parking Assist integration.
Seat Control Module (SCM)0.6 hr R&Raftermarket tool +0.2 hr▸ programming details
📍 Under driver and/or passenger seat
🔧 Xentry Diagnostics or Autel MaxiSys Ultra
⚠️ Power seats with memory standard on most W213. Separate modules for driver/passenger. Massage and ventilation integration.
Fuel Pump Control Module (FPCM)0.5 hr R&Rno coding
📍 Trunk, integrated with SAM-R
⚠️ Integrated into SAM-R on W213. Standalone module not used.
Intelligent Light System Control Unit (ILS)0.5 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Behind each headlight assembly
🔧 Xentry Diagnostics or Autel MaxiSys Ultra
⚠️ LED headlights standard on W213. Optional Multibeam LED. Two modules (left/right). Headlight aim calibration 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.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years.
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