Airbag control unit with part number 7G13-14B321-FA

What does the airbag control unit 7G13-14B321-FA do?

The airbag control unit 7G13-14B321-FA is the central control unit of the restraint system (SRS) in Ford vehicles. It evaluates the crash sensors and decides in an emergency which airbags and seatbelt pretensioners are triggered.

In an accident, this decision is made within milliseconds. At the same time, the unit continuously monitors the entire system and reports faults via the airbag warning light in the instrument cluster.

After an accident, the control unit stores crash data and locks itself. How this happens and what it means for your unit is explained in the following sections.

Why does the control unit 7G13-14B321-FA fail?

The most common cause is crash data stored after an accident, even if no airbag was triggered. A normal diagnostic tool cannot erase it. Airbag24 removes this data during the repair of the 7G13-14B321-FA.

There are also causes without an accident, which develop over a longer period. Electronic components age, solder joints can become cold, and moisture with corrosion on plug connections disrupts signal transmission.

Voltage spikes also stress the control unit, for example from a weak battery or when connecting jump leads.

How can you tell that the 7G13-14B321-FA is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently. At the same time, a fault message appears in the instrument cluster, and the diagnostic tool cannot find a connection to the control unit.

• Airbag warning light lights up permanently or intermittently
• Fault message in the instrument cluster
• Diagnostic tool cannot connect to the control unit
• Fault memory cannot be cleared

If any of these points apply, the airbags and seatbelt pretensioners may not be able to trigger in an emergency. Please have the cause clarified promptly.

Which vehicles is the 7G13-14B321-FA fitted in?

Part number 7G13-14B321-FA belongs to Ford vehicles. The control unit 7G13-14B321-FA is fitted in these vehicles: Ford Five Hundred 1 (2005-2007).

The following overview shows the vehicles listed for this part:

• Ford Five Hundred 1 (2005-2007)

Compare the part number on the label of the removed unit with this page; this only ensures that you have the correct unit in front of you. Also have the fault memory read out beforehand, because only this log 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 5G13-14B321-CB, 5G13-14B321-DB, 6G13-14B321-AA, 6G13-14B321-BA, 6G13-14B321-BB, 7G13-14B321-BA.

How does the repair of the 7G13-14B321-FA work?

For the repair of the 7G13-14B321-FA, first have the fault memory read out and attach the log to the unit. Then disconnect the battery and only after that remove the control unit. Online, you create a repair order and send in the well-packed unit.

At Airbag24, the unit is examined on the test bench. Defective components are repaired or replaced. Airbag24 then erases the stored crash data and carries out a function test before your own unit is sent back.

Processing at Airbag24 usually takes 3–4 working days. This time refers only to checking, repairing and testing.

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 7G13-14B321-FA get to Airbag24?

You send the control unit 7G13-14B321-FA in as a parcel or book a UPS collection for an extra charge. After the repair, Airbag24 sends it back to you by UPS.

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