Airbag control unit with part number GN15-14B321-DE

What does the airbag control unit GN15-14B321-DE do?

The airbag control unit GN15-14B321-DE is the central control unit of the restraint system (SRS) for vehicles of the make Ford. It checks the signals from the crash sensors and decides in an accident, within fractions of a second, which airbags and seatbelt pretensioners are triggered.

The unit also monitors the entire system continuously. If it detects a fault, it reports it via the airbag warning light in the instrument cluster.

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

Why does the control unit GN15-14B321-DE fail?

Stored crash data is the most common cause, and this is also the case when no airbag was triggered in the accident. Other causes are aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes, for example from a weak battery or jump-starting.

An ordinary diagnostic tool cannot erase the crash data. Airbag24 erases it as part of the repair.

How can you tell that the GN15-14B321-DE is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently. It is accompanied by an error message in the instrument cluster, a missing connection between the diagnostic tool and the control unit, and a fault memory that cannot be erased.

In an emergency, airbags and seatbelt pretensioners may then possibly not trigger. The light must therefore not be overlooked.

Which vehicles is the GN15-14B321-DE fitted in?

Vehicles are recorded for this part number. The control unit GN15-14B321-DE is fitted in these vehicles: Ford EcoSport 2 (2012-2015) and 2 Facelift (2015-2022).

The recorded vehicles at a glance:

• Ford EcoSport 2 (2012-2015)
• Ford EcoSport 2 Facelift (2015-2022)

Compare the part number on the label of the removed unit with this page. This only establishes that it is the right unit. Have the fault memory read out beforehand, because only this result 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 CN15-14B321-AC, CN15-14B321-AD, CN15-14B321-AE, CN15-14B321-AF, CN15-14B321-BC, CN15-14B321-BD.

How does the repair of the GN15-14B321-DE work?

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

Airbag24 examines the unit on the test bench, replaces defective components, erases stored crash data and carries out a function test. Afterwards your own unit goes back to you. The stated processing time covers only the checking, repairing and testing at Airbag24.

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 GN15-14B321-DE get to Airbag24?

You send the unit as a parcel, or you have it collected by UPS for an extra charge. After the repair, Airbag24 sends it back to you by UPS.

The printed repair order goes into the parcel, and the control unit must be packed shock-proof.