20R-9603 | Genuine Cat® Diesel Exhaust Fluid Pump 2.2 24V, 5 Outlet Quick Release Valve Pressing the window button does

Pressing the window button does nothing

Lamp Roof Marker

Depending on the type of turbo

The valve exhausts air from the brake chambers

20R-9603 | Genuine Cat® Diesel Exhaust Fluid Pump 2.2 24V, 5 Outlet Quick Release Valve Pressing the window button doesDescription: A Diesel Exhaust Fluid Pump 20R 9603 is a component of a diesel engines Selective Catalytic Reduction (SCR) system, which is used to reduce nitrogen oxide (NOx) emissions from the exhaust. Its sometimes also called a urea dosing module because it handles Diesel Exhaust Fluid (DEF), which is a urea solution. Denoxtronic 2. 2 Doser Fluid Supply Module 24V, 5 Outlet For Volvo D11, D13, D16, Mack MP7, MP8, MP10, Cat C7. 1, C9, C9. 3, C13,