Airbag control unit with part number DB5T-14B321-AE

What does the airbag control unit DB5T-14B321-AE do?

The airbag control unit DB5T-14B321-AE controls the SRS restraint system of Ford. Based on the sensor signals, it decides in an accident whether airbags and seatbelt pretensioners are triggered, and in everyday use it checks the entire system. It indicates detected faults via the airbag warning light.

To do this, the unit creates entries in the fault memory, which can be read out later in a workshop.

An accident causes the control unit to store crash data and lock itself. Only the repair lifts the lock.

Why does the control unit DB5T-14B321-AE fail?

The most important causes include crash data stored after an accident, even if no airbag was triggered. A standard diagnostic tool cannot erase this data. Aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes are also possible.

This data causes the unit to keep reporting a fault, even if it is technically in order.

The other causes act on connections and components over a longer period. Moisture and voltage spikes, for example from a weak battery or a jump-start, accelerate the wear.

How can you tell that the DB5T-14B321-AE is defective?

A defect first becomes noticeable through the airbag warning light in the instrument cluster, which stays on permanently or intermittently. Fault messages in the instrument cluster, a missing connection to the diagnostic tool and a fault memory that cannot be cleared are added to this. In an emergency, airbags and seatbelt pretensioners may not deploy.

Please take these indications seriously and have the system checked promptly. A permanently lit warning light is a clear reason to do so.

Which vehicles is the DB5T-14B321-AE fitted in?

The airbag control unit DB5T-14B321-AE is fitted in these vehicles: Ford Explorer 5 (2011-2019).

The list follows below:

• Ford Explorer 5 (2011-2019)

Comparing the label with this page confirms that you have removed the correct unit. Having the fault memory read out is the next step, because only the log shows whether the control unit is defective or whether a plug or cable is causing the problem.

For the same vehicles, we also repair control units with the part numbers BB5T-14B321-AH, DB5T-14B321-AF, DB5T-14B321-AG, EB5T-14B321-AA, GB5T-14B321-AC, HB5T-14B321-AA.

How does the repair of the DB5T-14B321-AE work?

First have the fault memory read out and enclose the log. Then disconnect the battery and remove the control unit before you create a repair order online. Processing at Airbag24 usually takes 3–4 working days.

Airbag24 checks the unit on the test bench, carries out repairs on defective components, erases the crash data and performs a function test. Your own unit then returns 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 DB5T-14B321-AE get to Airbag24?

You hand in the unit as a parcel or book a UPS collection for an extra charge. The return after the repair follows by UPS.

For shipping you can choose between the parcel and the UPS collection that can be booked for an extra charge. The printed repair order goes into the parcel, and the unit needs shockproof packaging.