Description
The WABCO ECU control unit 4461000720 is an original electronic module for managing the braking system, taken from a working vehicle. Condition: used genuine part from dismantling, without DIY modifications. It can replace 0004465909 and A0004465909, so it is a solid option to swap your faulty unit. A smart choice if you need an OEM module without the cost of a new one.
The ECU is the central “brain” of the vehicle and directly affects engine power, fuel economy, emissions, idle stability, and starting performance. It communicates with transmission, safety, and comfort systems via the vehicle network.
If the ECU fails, symptoms may include engine warning lights, unstable operation, poor starting, loss of power, increased fuel consumption, limp mode activation, or diagnostic communication issues.
Our catalog includes engine control units for many vehicle brands and engine types. Available options include:
genuine factory ECU modules
reliable aftermarket replacements
tested used units without water damage
modules for petrol and diesel engines
units for different software versions and configurations
Used modules are inspected for electronic functionality, connector condition, and diagnostic response.
Selection is available:
by VIN number
by ECU part number
by software version
by engine type
by vehicle model and year
Replacing a faulty ECU restores proper engine management, eliminates errors, and ensures reliable performance.
About the manufacturer · WABCO
WABCO is an international manufacturer of automotive components specializing in the development and production of safety and control systems for commercial vehicles. The history of the brand dates back to the nineteenth...
About the manufacturer · WABCO
WABCO is an international manufacturer of automotive components specializing in the development and production of safety and control systems for commercial vehicles. The history of the brand dates back to the nineteenth...
Additional information
Typical signs of a faulty unit include warning lights or error codes on the dashboard, unstable braking behavior and intermittent malfunction of electronic brake-related functions. When choosing a replacement, you should match the exact OEM 4461000720 and cross numbers 0004465909 and A0004465909 to ensure full compatibility with your vehicle. A used original WABCO module from dismantling is a practical way to restore factory brake operation without paying the premium for a brand-new unit.
Before installation, it is reasonable to inspect the housing and connector for visible damage or traces of poor repair. An original WABCO ECU generally integrates better with the vehicle electrical system than questionable aftermarket alternatives, reducing the risk of repeated failures and extra diagnostic costs.