The Mercedes-Benz M-Class fuel tank vent valve regulates fuel tank ventilation, preventing excessive pressure and leaks. It is suitable for 2.3–6.2 L engines and the M-Class models listed in the title.
- Type: Fuel tank vent valve
- Compatibility: Mercedes-Benz M-Class 1998–2005 5.4 L SUV, Mercedes-Benz M-Class 1998–2005 4.3 L SUV, Mercedes-Benz M-Class 2005–2012 5.0 L SUV
- Engines: 2.3–6.2 L
- Function: Ventilates the fuel tank and prevents excessive pressure and leaks