🌍 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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Every control module on the 2003-2006 Mercedes-Benz S350 W220 — 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.
⚠️ Controls fuel pump relay and pressure. Basic adaptation possible with aftermarket tools.
Parktronic Control Unit (PTS)0.6 hr R&Raftermarket tool +0.3 hr▸ programming details
📍 Trunk, left side behind trim panel
🔧 Star Diagnosis or Autel
⚠️ Controls parking sensors. Basic coding possible with aftermarket tools.
Bi-Xenon Control Unit (XCU)0.5 hr R&Rrelearn only +0.2 hr▸ programming details
📍 Behind each headlight assembly
🔧 Star Diagnosis or Autel
⚠️ Two modules (left/right). Controls xenon ballast and adaptive headlight leveling. Basic relearn possible.
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 2003 Mercedes-Benz S350 W220 3.7L V6 M112 and can vary by trim.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years.