Airbag control unit with part number 77960-T5A-M610-M1

What does the airbag control unit 77960-T5A-M610-M1 do?

77960-T5A-M610-M1 is an airbag control unit for the restraint system (SRS) of Honda. It checks the signals of the impact sensors, selects the appropriate airbags and seatbelt pretensioners in a crash, and monitors the overall system.

In the background, the self-check runs constantly. The unit stores faults in memory and displays them via the airbag warning light.

After an accident the unit writes crash data and is then locked.

Why does the control unit 77960-T5A-M610-M1 fail?

Crash data is the most common cause if it stays stored after an accident, even without a triggered airbag; an ordinary diagnostic tool does not erase it. In addition, aged electronics, cold solder joints, moisture and corrosion at plug connectors, and voltage spikes can trigger the failure.

The crash data shows the impact in the protocol of the control unit. It cannot be removed with a normal read-out. Airbag24 erases it as part of the repair.

The other causes act more over time and through the environment. Solder joints become prone to faults with age, moisture attacks contacts, and electrical spikes, for example with a weak battery or a jump start, put a strain on the components.

How can you tell that the 77960-T5A-M610-M1 is defective?

The airbag warning light, which stays on permanently or intermittently, is the first sign of a defect in the control unit. An error message in the instrument cluster, a diagnostic tool without connection and a fault memory that cannot be cleared are added. In an emergency, airbags and seatbelt pretensioners may therefore possibly fail to trigger.

If the light does not go out after starting, a detected fault is present that you should take seriously. It is the display you should look at first.

The diagnostic tool does not always find the control unit, because a line may be disconnected. The read-out checks this possibility as well as the control unit itself.

Which vehicles is the 77960-T5A-M610-M1 fitted in?

The control unit 77960-T5A-M610-M1 belongs to Honda. It is fitted in these vehicles: Honda Jazz GK (2013-2023).

The following list shows the vehicles.

• Honda Jazz GK (2013-2023)

If the part number on the unit matches this page, the unit is the right one. For the question of a defect, however, the fault memory is needed, which you should have read out before removal.

For the same vehicles, we also repair control units with the part numbers 77960-SAA-F911-M1, 77960-SAA-G821-M1.

How does the repair of the 77960-T5A-M610-M1 work?

Before removal, the fault memory is read out, and its log goes into the parcel. Then the battery is disconnected, and only afterwards is the unit removed. Create the repair order online and pack the unit well. Processing at Airbag24 usually requires 3–4 working days.

Airbag24 checks the unit on the test bench, replaces defective components, erases the stored crash data and carries out a function test. The own unit is then sent back to you.

The processing time covers only these steps at Airbag24. 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-T5A-M610-M1 get to Airbag24?

You send the control unit 77960-T5A-M610-M1 as a parcel or book a UPS collection for an extra charge. After the repair, Airbag24 returns the unit by UPS.

Enclose the printed repair order in the parcel and ensure shock-resistant packaging.