Project Iona Part 3: 1997 Mercedes S500 Fuel Pressure Regulator Replacement

Welcome back to W140 Restorations and Project Iona Part 3. We diagnose hard start problems with this M119 5.0L V8 and swap out the original fuel pressure regulator for an OEM replacement. Parts used during this video include the following: Genuine Mercedes dipstick part number 1190100272 Bosch Fuel Pressure Regulator part number 0280160587