Airbag control unit with part number 13191454

What does the airbag control unit 13191454 do?

The airbag control unit 13191454 controls the restraint system of Opel. It checks the signals from the crash sensors, determines in a crash within milliseconds which airbags and seatbelt pretensioners are triggered, and monitors the system continuously. It reports faults via the airbag warning light.

After an accident the unit stores crash data and then locks itself. Only the repair lifts this lock.

The connection to sensors and triggers runs via wiring. In normal operation the unit is not visible.

Why does the control unit 13191454 fail?

Most often the cause is crash data stored after an accident, even if no airbag has fired. A normal diagnostic tool cannot erase it. Other possible causes include ageing electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes.

The crash data remains in the unit even if the vehicle is then driven unchanged.

Ageing electronics and cold solder joints often only show up after a long time. Moisture and corrosion degrade the contacts, and voltage spikes, for example from a weak battery or a jump-start, place extra stress on the circuits.

How can you tell that the 13191454 is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently, and a fault message appears in the instrument cluster. The diagnostic tool gets no connection to the control unit, and the fault memory cannot be cleared. In these cases, airbags and seatbelt pretensioners may not fire in an emergency.

The light indicates the defect. It demands a response if it stays on permanently or keeps coming back on.

The fault message in the instrument cluster and the missing diagnostic signal confirm the finding.

Which vehicles is the 13191454 fitted in?

The airbag control unit 13191454 is fitted in these vehicles: Opel Astra H (2004-2009).

These vehicles are recorded in our data for this part number.

• Opel Astra H (2004-2009)

Compare the part number on the label of the removed unit with this page. This only ensures that you have the right unit in front of you. Also have the fault memory read out, because only that 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 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 13191454 work?

First you read out the fault memory and enclose the log with the unit. Then disconnect the battery and only afterwards remove the control unit. Processing at Airbag24 takes 3–4 working days as a rule.

Create the repair order online and send the unit in well packed. Airbag24 checks it on the test bench, repairs defective components, erases stored crash data and carries out a function test. Afterwards your own unit goes back to you.

This time applies solely to testing, repairing and checking at Airbag24.

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 13191454 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 by UPS.

The printed repair order goes into the parcel. The unit is packed shock-proof.