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

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

The airbag control unit H2GT-14B321-AB controls the restraint system (SRS) in Ford. It monitors the crash sensors, decides in a crash whether airbags and seatbelt pretensioners are triggered, and checks the system permanently for faults.

In an emergency the unit decides within a fraction of a second. The basis is the deceleration reported by the sensors, and the evaluation runs without pause.

It records detected faults in the fault memory and displays them via the airbag warning light. After a crash it stores crash data and locks itself. The repair lifts the lock.

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

The most common cause is crash data that remains stored after an accident, even if no airbag has deployed. A normal diagnostic tool cannot erase it. Other causes include aged components, moisture and voltage spikes.

Further causes at a glance:

• aged electronic components
• cold solder joints
• moisture and corrosion at plug connections
• voltage spikes, for example with a weak battery or a jump start

The crash data stays in the unit until Airbag24 removes it during the repair.

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

A defect shows up as the airbag warning light in the instrument cluster lighting up permanently or intermittently. Other signs are fault messages in the instrument cluster, no connection to the diagnostic tool, and a fault memory that cannot be cleared.

Watch for these signs:

• airbag warning light that stays on permanently or intermittently
• fault message in the instrument cluster
• no connection to the diagnostic tool
• fault memory that cannot be cleared

In an emergency, airbags and seatbelt pretensioners may then fail to deploy. Please therefore have the system checked promptly.

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

The control unit H2GT-14B321-AB is listed for these models: Ford Edge 2 (2015-2024).

These vehicles are recorded in our assignment list:

• Ford Edge 2 (2015-2024)

First, compare the part number on the label of the removed unit with this page; this simply confirms that you have the right unit. Second, have the fault memory read out beforehand, because only this log shows whether the control unit is defective or whether a plug or a 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-AB work?

Processing at Airbag24 usually takes 3–4 working days. Airbag24 tests the unit, repairs defective components, erases the crash data and runs a function test.

Before sending, have the fault memory read out, disconnect the battery and remove the control unit. Then create a repair order online and send the unit in, well packed.

Your own unit goes back to you once the work is complete.

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-AB get to Airbag24?

You send the unit as a parcel, or book a UPS collection for an extra charge. Airbag24 returns it by UPS after the repair.

Put the printed repair order in the parcel and pack the unit shock-proof.