Ford Ka+ airbag control unit repair

What is a Ford Ka+ Mk1 airbag control unit?

The Ford Ka+ Mk1 airbag control unit is the central safety unit in the vehicle, which activates all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of an accident. It continuously monitors sensors, stores relevant crash data, and ensures the proper functioning of all airbag modules for your safety.

This safety-critical module precisely coordinates the deployment of the airbags. It is responsible for monitoring and controlling the entire airbag system.

After an accident, the control unit stores important crash data. An internal error log activates the airbag warning light in the dashboard if a malfunction occurs.

Why is the Ford Ka+ Mk1 airbag control unit defective?

A Ford Ka+ Mk1 airbag control unit often fails because it stores crash data after an accident that needs to be erased, or because of internal communication errors. These conditions often lead to the activation of the airbag warning light and require a professional Ford Ka+ Mk1 airbag control unit repair.

Typical defects include communication problems with other vehicle components. Internal hardware errors can also cause the control unit to malfunction.

Error code B1193 often indicates that crash data is stored in the device. This requires immediate Ford Ka+ Mk1 airbag control unit repair to restore full functionality.

Common error codes for Ford Ka+ Mk1 airbag control unit repair

Specific B and U codes are crucial for Ford Ka+ Mk1 airbag control unit repairs, indicating problems within the control unit itself. These codes identify communication failures, internal errors, or stored crash data and require precise diagnosis to correct the defect.

• B1000 → Control unit communication error → Describes an interruption or malfunction in the communication between the airbag control unit and other vehicle components.
• B1193 → Crash data stored in the control unit → Signals that after an accident, crash data is stored in the airbag control unit, which must be deleted before reinitialization.
• U3000 → Control unit error or general error in the airbag ECU → Indicates internal errors in the airbag control unit, often related to stored crash data or hardware defects.
• U2017 → Communication error between airbag module and other vehicle control units → Indicates problems in the network communication of the airbag control unit, for example after an accident or in the event of a component defect.

These trouble codes are OEM common and are used by professional diagnostic systems to diagnose the Ford Ka+ Mk1 airbag control unit.

What part numbers are available for the Ford Ka+ Mk1 airbag control unit repair?

For a successful Ford Ka+ Mk1 airbag control unit repair, precise OEM part numbers are crucial to ensure module compatibility and safety. The confirmed numbers for the Ford Ka+ Mk1 airbag control unit are 51889815 (Ford/Autoliv) and YS5T-14B056-DA (Bosch), which allow for precise matching.

• 51889815 : Genuine Ford/Autoliv airbag control unit, frequently mentioned in repair and reset services for the Ford Ka Mk1 (1996-2008).
• YS5T-14B056-DA : Bosch original airbag control unit, listed as OEM supplier number for the Ford Ka MK1 module.

The exact part number of the defective unit is crucial for a precise diagnosis. This is the only way to ensure a professional Ford Ka+ Mk1 airbag control unit repair.

Before installing or removing the airbag control unit, the vehicle battery must be disconnected to prevent accidental activation. A professional workshop should perform this safety-relevant Ford Ka+ Mk1 airbag control unit repair.