Airbag control unit with part number 1000313

What does the airbag control unit 1000313 do?

The airbag control unit 1000313 is the control unit of the restraint system (SRS) for Fiat. It processes the signals from the crash sensors, decides within a fraction of a second in an accident whether airbags and seatbelt pretensioners are triggered, and stores crash data after an accident. After that it locks itself.

The manufacturer number Continental 5WK43341 is also printed on the housing and serves as a second feature for matching.

In operation the unit monitors the components of the system and shows faults via the airbag warning light.

Why does the control unit 1000313 fail?

Crash data from an accident is the most common cause, even if no airbag has deployed, and a normal diagnostic tool does not erase it. Other causes include ageing electronic components, cold solder joints, moisture or corrosion at plug connections, and voltage spikes, for example from a weak battery or jump-starting.

The crash data stays in memory and is only removed during the repair.

Which of the other causes applies in a particular case only becomes clear once the unit has been checked.

How can you tell that the 1000313 is defective?

The airbag warning light in the instrument cluster stays on constantly or intermittently, and an error message appears in the instrument cluster. The diagnostic tool gets no connection to the control unit, or the fault memory cannot be cleared. In an emergency, airbags and seatbelt pretensioners may then fail to trigger.

A warning light that does not go out after starting indicates a fault you should take seriously by having the system checked.

The light is the vehicle's direct signal. If you act on it early, you can plan the repair promptly.

Which vehicles is the 1000313 fitted in?

The control unit 1000313 is fitted in these vehicles: Fiat Stilo 192 Facelift (2003-2006), 192 (2001-2004) and 192 Facelift (2006-2008).

The list shows the models recorded for this number.

• Fiat Stilo 192 Facelift (2003-2006)
• Fiat Stilo 192 (2001-2004)
• Fiat Stilo 192 Facelift (2006-2008)

Compare the part number on the label of the removed unit with this page to be sure you have the right unit. Have the fault memory read out beforehand. Only this log 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 46835521, 46835522, 51709144, 51711815, 51711816, 5WK42969.

How does the repair of the 1000313 work?

First have the fault memory read out and attach the log. Then disconnect the battery, remove the control unit and create a repair order online. Processing at Airbag24 usually takes 3–4 working days.

Once it arrives, Airbag24 examines the unit on the test bench. Defective components are replaced, stored crash data is removed and a function test is carried out. Your own unit is then sent back to you.

The 3–4 working days apply solely to checking, repairing and testing at Airbag24.

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 1000313 get to Airbag24?

You send the unit in as a parcel or book a UPS collection for an extra charge. After the repair Airbag24 returns it to you by UPS. Put the printed repair order into the parcel and pack the unit shock-proof.

A solid, padded parcel protects the control unit on its way to us.