Airbag control unit with part number 8200277315

What does the airbag control unit 8200277315 do?

The airbag control unit 8200277315 controls the restraint system (SRS) for Renault. It evaluates the crash sensors, decides in a crash within fractions of a second on the use of airbags and seatbelt pretensioners, and monitors the entire system continuously. If it detects a fault, it shows it via the airbag warning light.

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

Why does the control unit 8200277315 fail?

The most common cause is crash data stored after an accident, even if no airbag has deployed. A standard diagnostic tool cannot erase it. Other causes include ageing electronic components, cold solder joints, moisture and corrosion on plug connections, and voltage spikes.

The stored data cannot be detected from the outside, which is why the first check is always the fault memory.

The other causes concern connections and voltage. Cold solder joints and corrosion on plug connections disrupt the signal path, and a weak battery or jump-starting can produce voltage spikes.

How can you tell that the 8200277315 is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently, an error message appears in the instrument cluster, the diagnostic tool cannot find the control unit, and the fault memory cannot be cleared. In an emergency, airbags and seatbelt pretensioners may then fail to deploy.

The warning light is the most important warning sign. A permanently lit indicator cannot simply be ignored.

Which vehicles is the 8200277315 fitted in?

The control unit 8200277315 is fitted in these vehicles: Renault Clio II (1998-2012).

The following list names the vehicles recorded in our data for this part number.

• Renault Clio II (1998-2012)

Compare the part number on the label of the removed unit with this page; that only confirms that it is the right unit. Also have the fault memory read out beforehand, because only the result shows whether the control unit is defective or a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 0 285 001 157, 0 285 001 403, 285001155, 7700426752b, 7700428310, 8200 375 763.

How does the repair of the 8200277315 work?

First have the fault memory read out and attach the log, then disconnect the battery and remove the control unit. Then create a repair order online and send the well-packed unit in.

Airbag24 checks the unit on the test bench, repairs defective components, erases stored crash data and carries out a function test. Checking, repairing and testing takes 3–4 working days. After that, your own unit is returned to you. 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 8200277315 get to Airbag24?

You send the unit in as a parcel or book a UPS collection for an extra charge. After the repair, Airbag24 sends it back by UPS.

Put the printed repair order into the parcel and pack the control unit so that it is shockproof.