Airbag control unit with part number H2GT-14B321-BA

What does the airbag control unit H2GT-14B321-BA do?

The H2GT-14B321-BA is the control unit for the restraint system (SRS) of Ford, which decides in an accident whether airbags and seatbelt pretensioners are triggered. To do this, it captures the values of the crash sensors.

During operation, it checks continuously whether all components are working. Detected faults appear on the airbag warning light, so the condition can be seen in the car.

After an accident, it stores crash data and locks itself. Only the repair lifts this lock.

Why does the control unit H2GT-14B321-BA fail?

The most common cause of a failure of the H2GT-14B321-BA is stored crash data from an accident, even when no airbag has been triggered. Other causes include aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes.

Crash data cannot be removed with a normal diagnostic tool. This step is part of the repair carried out by Airbag24.

The other causes develop over time. Voltage spikes, for example from weak batteries or a jump-start, can place additional strain on the components.

How can you tell that the H2GT-14B321-BA is defective?

A defect in the H2GT-14B321-BA shows up through the airbag warning light in the instrument cluster, which lights up permanently or intermittently. In addition, an error message appears in the instrument cluster.

A diagnostic tool then finds no connection to the control unit, and the fault memory cannot be cleared. These signs call for a check, because airbags and seatbelt pretensioners may not be able to trigger in an emergency.

Which vehicles is the H2GT-14B321-BA fitted in?

A short check of the list shows quickly whether your own vehicle is included. The H2GT-14B321-BA is fitted in these vehicles: Ford Edge 2 (2015-2024).

The list of vehicles for this part number reads:

• Ford Edge 2 (2015-2024)

Compare the part number on the label of the removed unit with this page. This comparison only tells you that you have the right unit in front of you.

Have the fault memory read out before removal. The reading shows whether the control unit is defective or whether a plug 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 H2GT-14B321-BA work?

First, read out the fault memory and attach the log. Then disconnect the battery, and only then remove the H2GT-14B321-BA. Afterwards, create the repair order online and send in the unit, well packed.

Airbag24 checks the unit on the test bench, replaces defective components, deletes stored crash data and carries out a function test. Then your own unit goes back to you.

Checking, repairing and testing takes 3–4 working days at Airbag24 as a rule.

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 H2GT-14B321-BA get to Airbag24?

You send the H2GT-14B321-BA to Airbag24 as a parcel, or book a UPS collection for an extra charge. The return after the repair is also made by UPS.

The printed repair order goes into the parcel. Pack the control unit so that it is transported without impact damage.