Airbag control unit with part number 38910-57S00

What does the airbag control unit 38910-57S00 do?

The airbag control unit 38910-57S00 controls the restraint system (SRS) for Suzuki. It reads the crash sensors, decides in milliseconds in a crash whether airbags and seatbelt pretensioners are triggered, and monitors the system continuously. It shows faults via the airbag warning light.

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

As long as everything is in order, the control unit stays in the background. It only becomes noticeable when there is a fault.

Why does the control unit 38910-57S00 fail?

The most common cause with the 38910-57S00 is stored crash data after an accident, even without a deployed airbag. Added to this are aged electronics, cold solder joints, moisture and corrosion at plug connections, and voltage spikes.

Crash data cannot be removed with an ordinary diagnostic tool. Airbag24 erases it during the repair. The other causes are linked to the age of the components, to connections and to the power supply, for example when a battery is weakening or jump-starting is carried out.

Only an inspection shows which of these triggers is responsible in the individual case.

How can you tell that the 38910-57S00 is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently, and an error message appears in the instrument cluster. The diagnostic tool also receives no connection to the control unit 38910-57S00, and the fault memory cannot be cleared.

These signs point to a fault in the restraint system, even if the cause is still unclear at first. In an emergency, airbags and seatbelt pretensioners may not be able to deploy, so the warning light must not be ignored.

Therefore, have the warning light checked promptly at a specialist workshop.

Which vehicles is the 38910-57S00 fitted in?

The 38910-57S00 is fitted in these vehicles: Suzuki Solio MA26S and MA36S.

This overview contains the vehicles for which the part number is recorded.

• Suzuki Solio MA26S
• Suzuki Solio MA36S

Comparing the part number on the label of the removed unit with this page only confirms that you have the right control unit. Whether the control unit itself is defective is shown only by reading out the fault memory, because it reveals whether a plug or a cable is the cause. So have it read out beforehand.

For the same vehicles, we also repair control units with the part numbers 131300-8370, 38910-57S20, 38910-83M50, 38910-83M60.

How does the repair of the 38910-57S00 work?

You start by having the fault memory read out, and the log is part of this. After disconnecting the battery, remove the control unit 38910-57S00. Then you create the repair order online and send in the well-packed unit.

At Airbag24, the unit is examined on the test bench, defective components are replaced, the crash data is erased and a function test is carried out. Processing usually takes 3–4 working days before 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 38910-57S00 get to Airbag24?

You send the control unit as a parcel to Airbag24, or book a UPS collection for an extra charge. After the repair, you receive it back by UPS. Place the printed repair order for the 38910-57S00 in the parcel and pack the unit shock-proof.

With control units in particular, stable packaging is important, because a hard knock inside the box can damage the unit.