Airbag control unit with part number 77960-T6A-J130-M2

What does the airbag control unit 77960-T6A-J130-M2 do?

The airbag control unit 77960-T6A-J130-M2 is the central control unit of the restraint system (SRS) of Honda. It evaluates the crash sensors, decides within milliseconds in a crash on airbags and seatbelt pretensioners, and monitors the system continuously. It reports faults via the airbag warning light.

Monitoring runs throughout vehicle operation. If the unit detects a fault, it reports it in the instrument cluster.

After a crash, the control unit stores crash data and locks itself. In this way, it controls the airbags and seatbelt pretensioners that must trigger in an emergency.

Why does the control unit 77960-T6A-J130-M2 fail?

The most common cause is stored crash data after a crash, even if no airbag has deployed. Airbag24 erases it during the repair, because a normal diagnostic tool cannot erase it. Further causes are aged electronic components, cold solder joints, moisture and corrosion, and voltage spikes.

Stored crash data remains in the unit, even if no airbag has deployed, and cannot be removed with a diagnostic tool. Aged components, cold solder joints, damp plug connections and voltage spikes from the power supply can also be the cause. A weak battery or a jump start are typical triggers for voltage spikes.

How can you tell that the 77960-T6A-J130-M2 is defective?

A defect shows up as an airbag warning light that stays on permanently or intermittently, as a fault message, as a missing connection to the diagnostic tool, or as a fault memory that cannot be cleared. Airbags and seatbelt pretensioners may then fail to trigger in an emergency.

The airbag warning light in the instrument cluster is the most important signal, because it shows the defect immediately. If it lights up permanently or intermittently, have the fault memory read out. A fault message in the instrument cluster or a diagnostic tool with no connection to the control unit also belongs to the signs you should watch for.

Which vehicles is the 77960-T6A-J130-M2 fitted in?

The control unit 77960-T6A-J130-M2 is fitted in this vehicle: Honda Odyssey 5th generation (from 2013).

The list below names the vehicle assigned to this part number.

• Honda Odyssey 5th generation (from 2013)

Compare the part number on the label of the removed unit with this page, so that you have the right unit in front of you. Also have the fault memory read out before removal, because only this 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 77960-THR-A02, 77960-THR-A03, 77960-TK8-A011-M1, 77960-TK8-D01.

How does the repair of the 77960-T6A-J130-M2 work?

Processing at Airbag24 usually takes 3–4 working days. First have the fault memory read out and the log attached, then disconnect the battery and only then remove the control unit.

Then create a repair order online and send the unit well packed. Airbag24 checks it on the test bench, repairs defective components, erases stored crash data and carries out a function test. Afterwards, your own unit comes back 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 77960-T6A-J130-M2 get to Airbag24?

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

Place the printed repair order in the parcel and pack the unit to withstand impact.