Airbag control unit with part number 9665617480

What does the airbag control unit 9665617480 do?

The airbag control unit 9665617480 is the central control unit of the restraint system (SRS) in Peugeot. It checks the signals from the crash sensors, determines within milliseconds in the event of an accident whether airbags and seatbelt pretensioners are triggered, and monitors the system continuously.

The unit reports faults via the airbag warning light in the instrument cluster. This way, the state of the system is always visible to you.

After an accident, the control unit stores crash data and locks itself. Beyond this fact, nothing else belongs to the description of the function.

Why does the control unit 9665617480 fail?

Stored crash data after an accident is the most common cause, even when no airbag has deployed; a normal diagnostic tool cannot erase it. Other causes are aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes.

The unit creates crash data in its memory as soon as it registers an accident. An ordinary diagnostic tool cannot remove these entries, so the finding remains in the unit.

Electronic components age, and solder joints can go cold over the years. Moisture and corrosion at plug connections lead to contact problems.

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

How can you tell that the 9665617480 is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently, and an error message appears in the display. In addition, the diagnostic tool cannot connect to the control unit, and the fault memory stays full.

The warning light indicates the defect and should prompt you to act. A warning that keeps coming back deserves special attention.

In an emergency, airbags and seatbelt pretensioners may fail to deploy if the defect is present. Therefore, have the cause narrowed down promptly.

Which vehicles is the 9665617480 fitted in?

The 9665617480 is fitted in these vehicles: Peugeot 207 I (2006-2009) and I Facelift (2009-2015).

The vehicles listed in the stored data are shown here as a list:

• Peugeot 207 I (2006-2009)
• Peugeot 207 I Facelift (2009-2015)

Compare the part number on the label of the removed unit with this page. This only ensures that you have the right unit. Have the fault memory read out beforehand, because only this result shows whether the control unit itself or a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 285001745, 285010110, 285010112, 285010555, 96 668 439 80, 9661440680.

How does the repair of the 9665617480 work?

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

This sequence is prescribed for safety reasons. The control unit may only be removed after the battery has been disconnected.

Airbag24 checks the unit on the test bench, replaces defective components and erases the stored crash data. A function test follows, and your own unit is then returned to you. Processing at Airbag24 usually takes 3–4 working days.

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 9665617480 get to Airbag24?

You send the unit as a parcel or book a UPS pickup for an extra charge. After the repair, Airbag24 returns it by UPS.

Put the printed repair order into the parcel and pack the control unit shock-proof.