Airbag control unit with part number P68233020AB

What does the airbag control unit P68233020AB do?

The airbag control unit P68233020AB coordinates the SRS restraint system for Fiat. It evaluates the crash sensors and decides in a crash, within milliseconds, which airbags and seatbelt pretensioners are triggered.

It monitors the entire system and reports faults via the airbag warning light. After an accident it stores crash data and locks itself.

Why does the control unit P68233020AB fail?

The most common cause with the P68233020AB is stored crash data, even if no airbag has deployed.

A standard diagnostic tool does not clear it. Airbag24 removes the crash data during the repair.

The remaining causes are aged electronic components, cold solder joints, and moisture or corrosion on connectors. Voltage spikes, for example from a weak battery or jump-starting, can also strain the electronics.

How can you tell that the P68233020AB is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently, and fault messages come with it. The diagnostic tool finds no connection to the control unit, and the fault memory cannot be cleared.

In an emergency, the airbags and seatbelt pretensioners may then fail to deploy. The light reports the fault directly, so have the system checked promptly.

Which vehicles is the P68233020AB fitted in?

The P68233020AB is fitted in these vehicles: Fiat 500 312 (2007-2024).

The following vehicles are on record for this part number:

• Fiat 500 312 (2007-2024)

You can compare the part number on the label of the removed unit with this page; this only confirms that it is the correct unit. Also have the fault memory read out beforehand, as only this result shows whether the control unit or a connector or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 51782985, 51870005, 51897810, 51918659, 51963734, 519637734.

How does the repair of the P68233020AB work?

You read out the fault memory first and enclose the log. Then you disconnect the battery, afterwards remove the P68233020AB and create the repair order online. Processing at Airbag24 usually takes 3–4 working days.

You send the unit in well packed. Airbag24 checks it on the test bench, replaces defective components, clears the crash data and carries out a function test.

Afterwards, your own unit goes back to you. The time frame applies to the work at Airbag24 alone.

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 P68233020AB get to Airbag24?

You send the control unit P68233020AB as a parcel or book a UPS collection for an extra charge. After the repair, Airbag24 returns it to you by UPS.

Place the printed repair order in the parcel and pack the unit shock-resistant.