Airbag control unit with part number AG13-14B321-AD

What does the airbag control unit AG13-14B321-AD do?

The airbag control unit AG13-14B321-AD is the central control unit of the restraint system (SRS) for Ford. It evaluates the crash sensors, selects the appropriate airbags and seatbelt pretensioners in an accident, and monitors the system continuously. After an accident, it stores crash data and locks itself.

The control unit works in the background and checks, among other things, the power supply and the connections to the sensors.

If it detects a fault, the warning appears via the airbag warning light in the instrument cluster.

Why does the control unit AG13-14B321-AD fail?

Stored crash data is the most common cause of a failure, even if no airbag has deployed. Aged electronics, cold solder joints, moisture and corrosion at plug connectors, and voltage spikes can also lead to a failure.

Crash data cannot be erased with a normal diagnostic tool, so the fault remains in the fault memory.

The other causes develop gradually. Electronic components age, solder joints can crack, and moisture attacks plug connectors. A weak battery or jump-starting can cause voltage spikes.

How can you tell that the AG13-14B321-AD is defective?

The main signs of a defect are the airbag warning light in the instrument cluster and an error message. In detail, this shows up as follows:

• The airbag warning light stays on permanently or from time to time.
• An error message appears in the instrument cluster.
• The diagnostic tool gets no connection to the control unit.
• The fault memory cannot be cleared.

In an emergency, airbags and seatbelt pretensioners may fail to deploy with such a fault. Please have the warning checked promptly.

Which vehicles is the AG13-14B321-AD fitted in?

The airbag control unit AG13-14B321-AD is fitted in these vehicles: Ford Taurus 6 (2010-2019).

The overview shows the vehicles in which this control unit is installed.

• Ford Taurus 6 (2010-2019)

Compare the part number on the label of the removed unit with this page, so you can see that it is the correct unit. However, have the fault memory read out first, because only the result shows whether the control unit is defective or a plug or a cable is the cause.

For the same vehicles, we also repair control units with the part numbers AG1Z-14B321-A, AG1Z-14B321-B, BG13-14B321-AB, DG13-14B321-AD, DG13-14B321-AF, DG13-14B321-AG.

How does the repair of the AG13-14B321-AD work?

First have the fault memory read out and enclose the log. Then disconnect the battery and afterwards remove the control unit. You create a repair order online and send in the well-packed unit. Processing at Airbag24 usually takes 3–4 working days.

Airbag24 tests the unit on the test bench, replaces defective components, erases the stored crash data and carries out a function test. The unit is then 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 AG13-14B321-AD get to Airbag24?

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

Include the printed repair order in the parcel. Pack the unit shockproof.