Airbag control unit with part number K2GT-14B321-HC

What does the airbag control unit K2GT-14B321-HC do?

The airbag control unit K2GT-14B321-HC is the central control unit of the restraint system (SRS) for Ford. It evaluates the crash sensors, decides in a crash within milliseconds on the triggering of airbags and seatbelt pretensioners, and monitors the system continuously.

The unit reports faults via the airbag warning light. After a crash it stores crash data and locks itself.

The crash sensors and seatbelt pretensioners are connected by wiring, and the control unit checks their condition continuously.

Why does the control unit K2GT-14B321-HC fail?

With the K2GT-14B321-HC, the most common cause is found in crash data from an accident, even if no airbag has deployed; a normal diagnostic tool cannot erase it. Aged electronic components, cold solder joints, moisture and corrosion on plug connections, and voltage spikes are also possible causes.

Stored crash data remains in the unit, even if the vehicle looks undamaged after the accident. Plugs and wiring are therefore worth a look before the control unit is confirmed as the cause.

How can you tell that the K2GT-14B321-HC is defective?

A defect on the K2GT-14B321-HC becomes visible through the airbag warning light, which lights up permanently or intermittently, along with a fault message. Further signs are a missing connection to the diagnostic tool and a fault memory that cannot be cleared. In such a case, airbags and seatbelt pretensioners may not deploy in an emergency.

Signs visible on the vehicle:

• airbag warning light stays on permanently
• airbag warning light comes on intermittently
• fault message in the instrument cluster
• no connection between the diagnostic tool and the control unit
• fault memory cannot be cleared

Which vehicles is the K2GT-14B321-HC fitted in?

The airbag control unit K2GT-14B321-HC is fitted in these vehicles: Ford Edge 2 (2015-2024).

The list shows the vehicles in which this unit is installed.

• Ford Edge 2 (2015-2024)

Comparing the part number on the label of the removed unit with this page only ensures that you have the right unit. Have the fault memory read out beforehand: only this shows whether the control unit is defective or a connector or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 7T4Z-14B321-BJ, DT4Z-14B321-A, DT4Z-14B321-B, E1GT-14B321-BE, H2GZ-14B321-A, K2GT 14B321 EB.

How does the repair of the K2GT-14B321-HC work?

Processing at Airbag24 usually takes 3–4 working days. Beforehand, have the fault memory read out and attach the log, then disconnect the battery and only then remove the control unit K2GT-14B321-HC. Next, create a repair order online and send the unit in well packed.

Airbag24 checks the unit on the test bench, replaces defective components, erases stored crash data and carries out a functional test. After that, the unit goes back to you.

Our repairs come with 2 years' statutory liability for defects. The repaired control unit comes back with all vehicle data and is ready for use as soon as it is refitted — no coding or programming is required.

How does the control unit K2GT-14B321-HC get to Airbag24?

The unit goes to Airbag24 either as a parcel or, for an extra charge, by UPS collection. After the repair, the control unit K2GT-14B321-HC comes back to you by UPS.

Put the printed repair order in the parcel, and pack the unit shockproof.