Airbag control unit with part number 38910-54P50

What does the airbag control unit 38910-54P50 do?

The 38910-54P50 controls the restraint system (SRS) in Suzuki as the airbag control unit. Based on the crash sensor signals, it decides in a fraction of a second which airbags and seatbelt pretensioners are triggered in an accident.

It also monitors the system continuously and reports detected faults via the airbag warning light. This light is located in the instrument cluster.

After an accident, it stores crash data and is then locked.

Why does the control unit 38910-54P50 fail?

The most common cause for the 38910-54P50 is crash data stored after an accident, even if no airbag has triggered. Aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes can also play a role.

A normal diagnostic tool cannot erase this data. Airbag24 erases it during the repair, so the memory is no longer occupied afterwards.

Electronics age, solder joints can turn cold, and moisture or corrosion damage plug connections. These causes can only be narrowed down on the individual unit through a test.

Voltage spikes, for example from a weak battery or jump-starting, can also be a cause.

How can you tell that the 38910-54P50 is defective?

On the 38910-54P50, a defect shows through the airbag warning light in the instrument cluster staying on permanently or intermittently. Other signs are an error message, a diagnostic tool without connection to the control unit and a fault memory that cannot be cleared.

With these signs, airbags and seatbelt pretensioners may not trigger in an emergency.

If the light comes on, have the system checked promptly.

Which vehicles is the 38910-54P50 fitted in?

The 38910-54P50 is fitted in these vehicles: Suzuki Vitara LY and S.

The list shows the vehicles that our data records for this part number.

• Suzuki Vitara LY
• Suzuki Vitara S

Compare the part number on the label of the removed unit with this page. That only confirms that you have the right unit. Have the fault memory read out before removal, because it clarifies whether the control unit is defective or a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 16244579, 38910-54P00, 3891052D10, 3891065J50, 3891086R00, 3F900-76S00.

How does the repair of the 38910-54P50 work?

In the repair of the 38910-54P50, you read out the fault memory and attach the log before disconnecting the battery. Only then do you remove the control unit, create a repair order online and send the unit in well packed.

Airbag24 checks the unit on the test bench, repairs defective components and erases the stored crash data. A function test follows. For checking, repairing and testing at Airbag24, allow 3–4 working days as a rule.

After that, your own unit is returned 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 38910-54P50 get to Airbag24?

The 38910-54P50 reaches Airbag24 as a parcel, or you book a UPS collection for an extra charge. Returns after the repair are handled by UPS.

Enclose the printed repair order and pack the unit shock-proof.