Airbag control unit with part number 15868051

What does the airbag control unit 15868051 do?

The airbag control unit 15868051 coordinates the restraint system (SRS) for Chevrolet. It evaluates signals from the crash sensors, decides within milliseconds in an accident on airbags and seatbelt pretensioners, and monitors the system continuously.

It shows detected faults via the airbag warning light in the instrument cluster. After an accident it stores crash data and locks itself.

Why does the control unit 15868051 fail?

Stored crash data is the most common cause when the control unit 15868051 fails, even if no airbag was triggered. Other causes include aged electronic components, cold solder joints, moisture and corrosion, and voltage spikes.

A normal diagnostic tool does not erase this data.

The other causes develop over the service life. Electronic components age, solder joints can be cold, and moisture or corrosion damage plug connections.

Voltage spikes occur, for example, with a weak battery or with a jump start, and they strain the electronics.

How can you tell that the 15868051 is defective?

The airbag warning light in the instrument cluster lights up constantly or intermittently as soon as the control unit 15868051 detects a fault. There are also typical signs in the vehicle.

These signs indicate a defect:

• Warning light stays on constantly
• Warning light lights up intermittently
• Fault message in the instrument cluster
• Diagnostic tool cannot reach the control unit
• Fault memory cannot be cleared

In an emergency, airbags and seatbelt pretensioners may fail to trigger with a faulty control unit. Please take these warnings seriously.

Which vehicles is the 15868051 fitted in?

A look at the list below shows whether your vehicle belongs to this control unit. The control unit 15868051 is fitted in these vehicles: Chevrolet Cobalt 1st generation (2004-2010).

The listing sets out the vehicles in detail.

• Chevrolet Cobalt 1st generation (2004-2010)

Comparing the part number with the label on the removed unit is only a check that it is the right unit. The cause is clarified only by the fault memory, which you should have read out beforehand, because it shows whether the control unit or a plug or cable is affected.

For the same vehicles, we also repair control units with the part numbers 15249432, 22729009, 22729011.

How does the repair of the 15868051 work?

The start is the read-out of the fault memory, whose log goes into the package. Then disconnect the battery, and only after that remove the control unit 15868051. Finally, create the repair order online and pack the unit well.

The test bench at Airbag24 shows the finding. Defective components are replaced, then stored crash data is erased and a function test is carried out. Processing usually takes 3–4 working days, after which your own unit is returned.

The steps must be followed in this order, because safety takes priority during removal.

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 15868051 get to Airbag24?

The control unit 15868051 goes to Airbag24 as a parcel, or you can book UPS collection for an extra charge. After the repair, Airbag24 sends it back by UPS.

Make sure the packaging is shockproof, and include the printed repair order.