Airbag control unit with part number 8200528766

What does the airbag control unit 8200528766 do?

The airbag control unit 8200528766 governs the SRS restraint system in Renault. From the crash sensors it determines whether an accident has occurred, and in an emergency it triggers the appropriate airbags and seatbelt pretensioners. At the same time it monitors the entire system and shows faults via the airbag warning light.

Besides the part number, the housing additionally carries the manufacturer number Bosch 0285001511.

After an accident the unit stores crash data and locks itself.

Why does the control unit 8200528766 fail?

The most common cause is stored crash data, even if no airbag has fired; a normal diagnostic tool cannot delete it. In addition there are aged components, cold solder joints, moisture and corrosion, as well as voltage spikes.

That an accident without a deployed airbag nevertheless leaves traces in the control unit surprises many people.

The other causes in detail:

• aged electronic components
• cold solder joints
• moisture and corrosion at plug connections
• voltage spikes, for example from a weak battery or a jump start

How can you tell that the 8200528766 is defective?

A defect shows itself through the warning light, an error message in the instrument cluster, and a missing connection to the diagnostic tool. In an emergency, airbags and seatbelt pretensioners may then fail to deploy.

These signs are:

• Airbag warning light in the instrument cluster, permanently or intermittently
• Error message in the instrument cluster
• No connection between diagnostic tool and control unit
• Fault memory cannot be cleared

Take the warning light seriously and have the cause clarified. A display that appears only intermittently is also a sign.

Which vehicles is the 8200528766 fitted in?

The control unit 8200528766 is used in the following vehicles: Renault Clio III (2005-2014).

The list looks like this:

• Renault Clio III (2005-2014)

Compare the part number on the label with this page. That only tells you that you have the correct unit. Have the fault memory read out beforehand. Only the result shows whether the control unit is defective or whether a plug or a cable is the cause.

For the same vehicles, we also repair control units with the part numbers 285001510, 285001511, 8200528764, 8200563369, 8200645161, 8200854865.

How does the repair of the 8200528766 work?

First you read out the fault memory and enclose the log; then you disconnect the battery and only then remove the control unit 8200528766. Next you create a repair order online and send the unit in well packed. At Airbag24, checking, repairing and testing generally take 3–4 working days.

Airbag24 first checks the unit on the test bench, replaces defective components and carries out a function test. The crash data is deleted during the repair; afterwards the unit goes back to you.

The order of the steps serves safety.

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 8200528766 get to Airbag24?

You send the unit to Airbag24 as a parcel or have it collected by UPS for an extra charge. Airbag24 sends the repaired unit back by UPS.

Pack the printed repair order in with it and pack the control unit shock-resistant.