Airbag control unit with part number 8200241270

What does the airbag control unit 8200241270 do?

The airbag control unit 8200241270 is the central switching unit of the restraint system (SRS) of Renault. It evaluates the crash sensors, determines within milliseconds which airbags and seatbelt pretensioners fire, and monitors the system continuously.

The unit responds to faults with the airbag warning light in the instrument cluster.

After an accident it stores crash data and locks itself.

Why does the control unit 8200241270 fail?

The most common cause in the 8200241270 after an accident is stored crash data, even if no airbag has fired. A normal diagnostic tool cannot clear it. Further causes are aged components, cold solder joints, moisture and corrosion, as well as voltage spikes.

Crash data is a record held in the control unit and is linked to the accident, even if nothing conspicuous could be seen on the vehicle afterwards.

Aged electronics and cold solder joints change their properties over time and can cause a failure.

Moisture and corrosion at plug connectors, as well as voltage spikes, for example from a weak battery or jump-starting, also belong here.

How can you tell that the 8200241270 is defective?

The airbag warning light in the instrument cluster stays on permanently or comes on from time to time. In the 8200241270, an error message, a missing connection to the diagnostic tool and a fault memory that cannot be cleared also count. In an emergency, airbags and seatbelt pretensioners may then fail to fire.

A diagnostic tool that cannot establish a connection is a further sign.

You do not need to wait until something becomes noticeable in everyday driving before reacting to the warning light: it reports the condition regardless of how the vehicle is driven.

Which vehicles is the 8200241270 fitted in?

The 8200241270 is fitted in these vehicles: Renault Espace IV (2002-2014).

The list of vehicles stated for this part number is shown below.

• Renault Espace IV (2002-2014)

Compare the part number on the label of the removed unit with this page, so you know it is the right unit. Have the fault memory read out beforehand: 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 603785400, 603785500, 605487700, 8200313338, 8200343319, 8200343319A.

How does the repair of the 8200241270 work?

First have the fault memory read out at the 8200241270 and attach the log, then disconnect the battery and remove the control unit. Afterwards, create a repair order online and send in the well-packed unit. Airbag24 checks it on the test bench, replaces defective components, erases the stored crash data and runs a function test.

The checking, repairing and testing at Airbag24 usually takes 3–4 working days.

The order of the steps serves the safety of the restraint system.

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 8200241270 get to Airbag24?

The route to Airbag24 is up to you: either you send the 8200241270 as a parcel, or you book a UPS collection for an extra charge. Airbag24 returns the unit after repair by UPS.

Pack the control unit to withstand shocks and put the printed repair order into the parcel.