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

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

The airbag control unit K2GT-14B321-HB coordinates the restraint system (SRS) of Ford. It checks impact signals and, in a crash, decides which airbags and seatbelt pretensioners are triggered, while continuously monitoring the entire system.

The monitoring runs in the background, and faults appear via the airbag warning light. The unit keeps running all the time, even if you notice nothing of it.

After an accident, the control unit records crash data and then locks itself.

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

Crash data that stays stored after an accident is the most common cause, even if no airbag has deployed, and an ordinary diagnostic tool cannot erase it. Other causes include aged components, cold solder joints, moisture and corrosion at plug connectors, and voltage spikes.

The crash data stays in the memory until the repair; then Airbag24 erases it in a targeted way. The unit therefore holds on to it until the work is carried out, and it affects the diagnosis.

The other triggers tend to act gradually. Solder joints become prone to faults over the years, moisture corrodes contacts, and brief voltage spikes from the vehicle electrical system hit the electronics unprotected.

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

A fault shows up on the airbag warning light in the instrument cluster, which stays lit permanently or intermittently. The instrument cluster also displays error messages, the diagnostic tool cannot find the control unit, and the fault memory cannot be cleared. In an emergency, airbags and seatbelt pretensioners may then fail to trigger.

The light is a warning sign that you should not ignore. If it does not go out after starting, have the fault memory read out.

Error messages and a missing connection can also be related to plugs or cables. A check shows where the cause lies.

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

The control unit K2GT-14B321-HB from Ford is fitted in these vehicles: Ford Edge 2 (2015-2024). The assignment applies to exactly this part number.

The vehicle list follows here.

• Ford Edge 2 (2015-2024)

You can compare the part number on the unit with this page, so that you have the correct control unit in front of you. In addition, have the fault memory read out, as it shows whether the control unit is defective or a cable is affected.

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-HB work?

First have the fault memory read out and attach the log, then disconnect the battery and remove the control unit. Create the repair order online, then pack and send the unit. Processing at Airbag24 usually takes 3–4 working days.

At Airbag24 the unit is checked, components are repaired, crash data is erased and a function test is carried out. The 3–4 working days apply only to this work at Airbag24. Afterwards your own unit is returned 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-HB get to Airbag24?

Either you send the control unit K2GT-14B321-HB as a parcel to Airbag24, or you book a UPS collection. The return after the repair is made by UPS.

The printed repair order goes into the parcel; pack the unit so that it is shock-resistant.