Airbag control unit with part number A9064461742

What does the airbag control unit A9064461742 do?

The airbag control unit A9064461742 is the central control of the restraint system (SRS) for Mercedes-Benz. It evaluates the crash sensors and decides in an accident within milliseconds which airbags and seatbelt pretensioners are triggered. Faults are indicated via the airbag warning light.

The manufacturer's number Bosch 0285010782 is additionally printed on the housing.

After an accident, the control unit stores crash data and locks itself.

Why does the control unit A9064461742 fail?

Stored crash data is the most common cause, even if no airbag has deployed. Aged electronic components, cold solder joints, moisture and corrosion on plug connections, and voltage spikes are added to this.

Crash data remains stored in the control unit after an accident. A standard diagnostic tool cannot erase it, so a reset alone does not help.

The other causes mainly concern the electronics and their contacts. Moisture and corrosion attack the contacts, while voltage spikes, for example from jump-starting, load the components.

How can you tell that the A9064461742 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 that case, airbags and seatbelt pretensioners may not deploy in an emergency.

The warning light indicates the fault by itself. Pay attention to it as soon as it comes on.

Whether the control unit itself is affected is revealed only by the read-out fault memory. A connector or cable can cause similar signs.

Which vehicles is the A9064461742 fitted in?

Check your vehicle against this list. The airbag control unit A9064461742 is fitted in these vehicles: Mercedes-Benz Sprinter W906 (2006-2018).

The vehicles that match this part number are listed below:

• Mercedes-Benz Sprinter W906 (2006-2018)

Compare the part number on the label of the removed unit with this page; that only confirms that it is the correct unit. Have the fault memory read out before removal, because only that shows whether the control unit is defective or a connector or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 000 446 06 42 (06), 0285010349, 0285011060, 285010054, 285010349, 285011400.

How does the repair of the A9064461742 work?

For the control unit A9064461742, after reading out the fault memory you create the repair order online. Processing at Airbag24 usually takes 3–4 working days.

Before that, enclose the report, disconnect the battery and remove the control unit. Then send in the well-packed unit. Airbag24 checks it on the test bench, repairs defective components, erases the crash data and carries out a function test. 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 A9064461742 get to Airbag24?

You send the unit as a parcel or book a UPS collection for an extra charge. After the repair, Airbag24 sends the control unit A9064461742 back to you by UPS.

The printed repair order goes into the parcel, and the unit is packed shock-resistant.