Airbag control unit with part number 77960-SWA-G22

What does the airbag control unit 77960-SWA-G22 do?

The airbag control unit 77960-SWA-G22 is the central control unit of the restraint system (SRS) for Honda. It evaluates the crash sensors and decides in the event of an accident, within milliseconds, which airbags and seatbelt pretensioners are triggered.

During normal operation, the system is monitored without interruption. If the unit detects a fault, it shows it via the airbag warning light in the instrument cluster.

After an accident, it stores crash data and locks itself.

Why does the control unit 77960-SWA-G22 fail?

Stored crash data is the most common cause, even if no airbag has deployed. A normal diagnostic tool cannot erase it. Added to this are aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes.

The crash data remains in the unit even when the vehicle is back in service. A diagnostic tool can read it out but does not remove it. Airbag24 erases this data during the repair.

Electronics age, solder joints can go cold, and moisture attacks plug connections. Voltage spikes, for example from a weak battery or a jump start, put additional strain on the unit.

How can you tell that the 77960-SWA-G22 is defective?

The airbag warning light in the instrument cluster stays on permanently or intermittently if the 77960-SWA-G22 is defective. This can be accompanied by a fault message in the instrument cluster, a missing connection to the diagnostic tool and a fault memory that cannot be cleared.

The warning light is the most important sign because it makes the defect visible. A fault message in the instrument cluster usually confirms this, so have the system checked promptly.

While the fault persists, airbags and seatbelt pretensioners may fail to trigger in an emergency.

Which vehicles is the 77960-SWA-G22 fitted in?

The control unit 77960-SWA-G22 is fitted in these vehicles: Honda CR-V 3 RE (2006-2012).

The following vehicles are recorded for this part number:

• Honda CR-V 3 RE (2006-2012)

Compare the part number on the label of the removed unit with this page so that you can be sure you have the correct unit. Have the fault memory read out beforehand, because only this log shows whether the control unit is faulty or whether a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 5WK43782, 77960-SKN-E012-M1, 77960-SKN-E014-M1, 77960-SKN-G011-M1, 77960-SKN-G012-M1, 77960-SKN-G013-M1.

How does the repair of the 77960-SWA-G22 work?

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

Airbag24 checks the unit on the test bench, replaces defective components, deletes stored crash data and carries out a function test. Then your own unit is returned to you.

Checking, repairing and function testing at Airbag24 typically take 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 77960-SWA-G22 get to Airbag24?

You send the unit as a parcel or book a UPS collection for an extra charge. The return after the repair is also made by UPS.

The printed repair order goes into the parcel, and the unit must be packed shockproof.