Bosch 026122201V Fuel Vapor Leak Detection Pump DMTL

The Bosch 026122201V is an original equipment fuel vapor leak detection pump, also known as a Leak Diagnostic Pump or DMTL (Diagnosis Module Tank Leakage). This critical emissions component pressurizes the fuel tank and evaporative emissions system to detect fuel vapor leaks and pressure irregularities in the EVAP system.

Key Features:

• Original equipment Bosch quality - the OE manufacturer for BMW and other European makes
• Monitors and detects leaks in the evaporative emissions control system
• Prevents fuel vapor from escaping into the atmosphere
• Helps pass emissions inspections and prevents check engine light codes
• Replaces failed pumps causing EVAP system error codes
• High-grade industrial plastic construction for durability

This pump is essential for maintaining proper emissions system function and is commonly used on BMW, Volkswagen, Mini, and Land Rover vehicles. OEM part numbers include BMW 16137193479, Volkswagen 7L0906243, and Land Rover WTR000010. Note: Installation typically requires a fuel vapor leak detection pump grommet (sold separately).