Airbag control unit with part number 13589409

What does the airbag control unit 13589409 do?

The airbag control unit 13589409 is the central control unit of the restraint system (SRS) of Opel. It evaluates the signals from the crash sensors, decides in an impact within milliseconds which airbags and seatbelt pretensioners to fire, and monitors the system continuously. It indicates faults via the airbag warning light.

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

Why does the control unit 13589409 fail?

The most common cause is crash data stored after an accident, even if no airbag was deployed; a normal diagnostic tool cannot remove it. Other causes are aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes.

The crash data stays in memory until it is erased. Airbag24 erases it during the repair.

Electronics age, and solder joints on the circuit board can give way over time. Cold solder joints are a typical example of this.

Moisture and corrosion at plugs disrupt the contact. Voltage spikes, for example from a weak battery or a jump start, can additionally stress the electronics.

How can you tell that the 13589409 is defective?

A fault shows up as an airbag warning light that stays on or flickers, as an error message in the instrument cluster, as a diagnostic tool without connection to the control unit, or as a fault memory that cannot be cleared. Then airbags and seatbelt pretensioners may not deploy in a real crash.

The signs in detail:

• The airbag warning light in the instrument cluster stays on or flickers.
• The instrument cluster shows an error message about the airbag system.
• A diagnostic tool gets no connection to the control unit.
• The fault memory cannot be cleared.

The warning light indicates the fault, so have the system checked promptly.

Which vehicles is the 13589409 fitted in?

The 13589409 is fitted in these vehicles: Opel Meriva B (2010-2017).

The vehicles at a glance:

• Opel Meriva B (2010-2017)

Compare the part number on the label of the removed unit with this page before removal. This only confirms that it is the correct unit. Also have the fault memory read out. 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 13576853, 13577275, 13589405, 13589689, 13595562, 327963935.

How does the repair of the 13589409 work?

First have the fault memory read out and enclose the log. Then disconnect the battery and only afterwards remove the control unit. Next, create a repair order online and send the well-packed unit in. At Airbag24, the check, repair and function test generally take 3–4 working days.

Airbag24 checks the unit on the test bench and replaces defective components. Stored crash data is erased, followed by a function test. Your own unit then 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 13589409 get to Airbag24?

You send the unit 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. Pack the unit shock-proof before it goes on its way.