The W638 featured a range of reliable diesel (OM601, OM611) and petrol engines. The manual provides crucial instructions for: Diesel Fuel Injection Pump timing and servicing. Injector replacement and leak-off pipe repairs. Turbocharger troubleshooting. 2. Transmission and Gearbox
: Intervals and procedures for oil changes, filter replacements (air, fuel, pollen), and general vehicle health checks. Available Versions Go to product viewer dialog for this item. mercedes vito w638 workshop manual