Airbag control unit with part number 13227918

What does the airbag control unit 13227918 do?

The airbag control unit 13227918 controls the restraint system (SRS) for Opel. It processes the crash sensors, decides in an accident within milliseconds about triggering airbags and seatbelt pretensioners, and monitors the system permanently.

Faults are reported via the airbag warning light in the instrument cluster. The unit works without any input from you.

After an accident, it stores crash data and locks itself.

Why does the control unit 13227918 fail?

The most common cause is crash data stored after an accident, even if no airbag has deployed. Normal diagnostic tools cannot remove it. Further causes in brief:

Airbag24 erases the crash data during the repair. That is the step that makes the unit testable again.

• aged electronic components
• cold solder joints
• moisture and corrosion at plug connections
• voltage spikes, for example from a weak battery or a jump start

The list shows that electronics and connections change their condition over time.

How can you tell that the 13227918 is defective?

The airbag warning light in the instrument cluster stays on permanently or intermittently, a fault message appears in the instrument cluster, the diagnostic tool finds no connection to the control unit, and the fault memory cannot be cleared.

Airbags and seatbelt pretensioners may then not trigger in an emergency. This must be taken seriously, even if the warning appears only intermittently.

The warning light is the visible alert of the system. A check provides clarity about the actual condition.

Which vehicles is the 13227918 fitted in?

The control unit 13227918 is fitted in these vehicles: Opel Astra H (2004-2009). You can check the match with your car on the label.

The vehicles from the available data:

• Opel Astra H (2004-2009)

Compare the part number on the label of the removed unit with this page, and you will have the right unit. Also have the fault memory read out, because only the result shows whether the control unit is defective or whether a plug or a cable is the cause.

For the same vehicles, we also repair control units with the part numbers 1232168, 13 181 977 DU, 13 188 857, 13 249 347 ST, 13 251 080 EC, 13 251 081.

How does the repair of the 13227918 work?

First, you have the fault memory read out and attach the log. Then you disconnect the battery before you remove the control unit. Next, you create a repair order online and send the unit in well packed. Checking, repairing and testing at Airbag24 usually takes 3–4 working days.

This sequence is prescribed for safety reasons. The removal therefore comes last.

Airbag24 checks the unit on the test bench, repairs defective components, erases the crash data and carries out a function test. Afterwards, your own, repaired unit comes 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 13227918 get to Airbag24?

You send the control unit 13227918 in as a parcel or book a UPS collection for an extra charge. After the repair, Airbag24 returns it to you by UPS.

Put the printed repair order into the parcel. Pack the control unit so that it is shockproof.