Description
Product Overview
Part Name: Urea Dosing Unit (AdBlue Injector Module)
Part Numbers: A0001404139
Vehicle Compatibility: Mercedes-Benz Trucks – Designed for Actros, Arocs, and Axor Euro V–VI models (2013–2024). Controls and delivers AdBlue (DEF) into the exhaust system to convert harmful nitrogen oxides (NOx) into harmless nitrogen and water.
Configuration: OEM-style dosing module built with a precision solenoid injector, integrated heating circuit, and corrosion-resistant body. Engineered for durability under high exhaust temperatures and DEF crystallization environments.
Function: Regulates and injects the correct amount of AdBlue into the SCR catalyst. Works with the Engine Control Unit (ECU) to ensure optimal dosing rates, preventing under- or over-injection and maintaining emission efficiency.
Technical Specifications
Type: SCR AdBlue Dosing Unit
Material: Stainless-steel and high-temperature polymer body with integrated electrical connector
Application: Fits Mercedes-Benz Actros, Arocs, and Axor trucks (2013–2024) using dosing unit reference A0001404139
Cross-Reference: Equivalent to Mercedes OE part number A0001404139; compatible with OM471, OM472, and OM473 Euro VI engines and SCR control systems
Installation: Direct-fit OEM replacement; mounts to the exhaust line before the SCR catalyst; connects to the DEF line and ECU via standard couplings
Service Interval: Replace when DEF crystallization occurs, dosing pressure is inconsistent, or SCR fault codes indicate injector malfunction
Delivery & Availability
Stock Options: High-quality aftermarket Mercedes-Benz urea dosing units available
Delivery Time: 3–7 days internationally
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