Airbag control unit with part number 13578322

What does the airbag control unit 13578322 do?

The airbag control unit 13578322 controls the restraint system (SRS) in the Opel. It reads the crash sensors, determines in an accident which airbags and seatbelt pretensioners are triggered, and monitors the system continuously. After an accident, it stores crash data and locks itself.

It indicates faults via the airbag warning light in the instrument cluster.

The decision in an emergency is based on the signals of several sensors at once, and it is precisely this bundling that makes the unit so central.

Why does the control unit 13578322 fail?

Stored crash data most often leads to failure, even if no airbag has deployed; a standard diagnostic tool cannot remove it. Other causes are ageing components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes from a weak battery or a jump start.

The crash data is held in the memory after the event. Airbag24 erases it as part of the repair.

Ageing components, cold solder joints and moisture work quietly in the background. Voltage spikes add further strain to the electronics.

How can you tell that the 13578322 is defective?

The airbag warning light in the instrument cluster comes on permanently or intermittently, a fault message appears in the instrument cluster, and the diagnostic tool finds no connection to the control unit. A fault memory that cannot be cleared also belongs here. In an emergency, airbags and seatbelt pretensioners may then not be able to deploy.

The signs at a glance:

• Airbag system warning light, sometimes permanent, sometimes intermittent
• Message in the instrument cluster
• Diagnostic tool cannot reach the control unit
• Fault memory remains

This indication comes directly from the restraint system and is therefore significant.

Which vehicles is the 13578322 fitted in?

The 13578322 is fitted in these vehicles: Opel Insignia A (2008-2017).

The vehicle overview for this part number reads:

• Opel Insignia A (2008-2017)

Compare the part number on the label of the removed unit with this page, so that you know it is the right unit. Also have the fault memory read out before removal, 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 12848365, 13503645, 13505596, 13575447, 13578320, 13588100.

How does the repair of the 13578322 work?

You read out the fault memory, enclose the log and then disconnect the battery. Only then remove the control unit and create a repair order online. Processing at Airbag24 usually takes 3–4 working days.

At Airbag24, the unit is examined on the test bench, defective components are replaced, the crash data is removed and a function test is finally carried out. Afterwards your own unit goes back 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 13578322 get to Airbag24?

You send the control unit in as a parcel, or arrange a UPS collection for an extra charge. After the repair, it is returned by UPS.

Print the repair order and put it in the parcel. A shockproof box protects the unit on its journey.