Airbag control unit with part number 00052228171

What does the airbag control unit 00052228171 do?

The airbag control unit 00052228171 controls the restraint system (SRS) in vehicles of the make Fiat. In an accident it decides which airbags and seatbelt pretensioners are triggered.

The signals of the crash sensors come together there and are evaluated within milliseconds. During operation the unit checks the entire system and reports irregularities via the airbag warning light.

After an accident it stores crash data and locks itself. The electronics are therefore a basic requirement for safety in the vehicle, because without them there is no targeted triggering.

Why does the control unit 00052228171 fail?

The most common cause for 00052228171 is an entry with crash data that was stored after an accident, even without a triggered airbag. This entry cannot be removed with a normal diagnostic tool. Further causes are:

• ageing of electronic components
• cold solder joints
• wetness and corrosion at plug connections
• voltage spikes, for example from a weak battery or jump-starting

Which cause is present only becomes apparent after the unit has been checked. The list therefore gives only an overview.

How can you tell that the 00052228171 is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently, and a fault message appears on the 00052228171. If the diagnostic tool cannot connect to the control unit, that is a further indication of a defect.

If the fault memory also cannot be cleared, this confirms the suspicion. Then airbags and seatbelt pretensioners may not trigger in an emergency.

Prompt clarification is therefore essential, so that the system works fully again.

Which vehicles is the 00052228171 fitted in?

These vehicles are fitted with the 00052228171: Fiat Tipo 356 Facelift (from 2020).

The overview gives information about the vehicles that are recorded for this part number.

• Fiat Tipo 356 Facelift (from 2020)

You compare the label number of the removed unit with this page. This only establishes that it is the correct unit. Only reading out the fault memory 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 00052090728, 156348104, 208055, 52017547.

How does the repair of the 00052228171 work?

First have the fault memory read out and enclose the log. Then disconnect the battery, and only then remove the control unit 00052228171. Afterwards create a repair order online and pack the unit well before sending it in.

Airbag24 checks the unit on the test bench, replaces defective components and runs a function test. Processing usually takes 3–4 working days. With this control unit, erasing the crash data is often not possible. If the crash data needs to be erased, please contact us briefly before sending the unit in – we will check your part number.

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. This order of steps is for your safety.

How does the control unit 00052228171 get to Airbag24?

You send the 00052228171 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, and the unit is packed shock-proof.