Airbag control unit with part number 77960-TL0-J111-M1

What does the airbag control unit 77960-TL0-J111-M1 do?

The airbag control unit 77960-TL0-J111-M1 evaluates the sensor signals of the restraint system (SRS) in the Honda vehicle. In an emergency it decides within milliseconds which airbags and seatbelt pretensioners fire. After an accident it stores crash data and locks itself.

The unit checks connections and functions continuously. It shows the faults it finds via the airbag warning light.

Why does the control unit 77960-TL0-J111-M1 fail?

Stored crash data can lie behind a failure of the control unit 77960-TL0-J111-M1, even if no airbag has deployed. A normal diagnostic tool cannot remove this data.

The crash data stays in the unit until it is properly removed. Airbag24 removes it during the repair; erasing it with a diagnostic tool does not work.

Other causes are ageing electronic components, cold solder joints on the circuit board, and moisture or corrosion at plug connections.

Voltage spikes also belong here, for example from a weak battery or when a jump start is connected.

How can you tell that the 77960-TL0-J111-M1 is defective?

A defect in the 77960-TL0-J111-M1 is noticed through the airbag warning light in the instrument cluster. It may light up permanently or only flash intermittently. Then airbags and seatbelt pretensioners may fail to deploy in an emergency.

Also watch for these signs:

• fault message in the instrument cluster
• diagnostic tool has no connection to the control unit
• fault memory cannot be cleared

If one of these points applies, it is worth reading out the fault memory before you remove anything.

Which vehicles is the 77960-TL0-J111-M1 fitted in?

The part number 77960-TL0-J111-M1 decides whether a unit belongs to your car. The control unit 77960-TL0-J111-M1 is fitted in these vehicles: Honda Accord 8th generation (2008-2015).

The following vehicles are on record for part number 77960-TL0-J111-M1:

• Honda Accord 8th generation (2008-2015)

Read out the fault memory before removal. This shows whether the control unit itself is affected and not a plug or cable. Then compare the label of your unit with 77960-TL0-J111-M1.

For the same vehicles, we also repair control units with the part numbers 77960-S84-A86, 77960-TA0-A01, 77960-TA0-A011M4, 77960-TA0-A02, 77960-TA0-L02.

How does the repair of the 77960-TL0-J111-M1 work?

Usually 3–4 working days are planned for checking, repairing and testing at Airbag24. During this time defective components are repaired and the crash data of the 77960-TL0-J111-M1 is erased.

Before removal, have the fault memory read out and enclose the log. Then disconnect the battery, remove the control unit and create the repair order online.

Pack the unit well and send it in. You receive it back as your own, repaired unit. 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-TL0-J111-M1 get to Airbag24?

Either you send the control unit 77960-TL0-J111-M1 to Airbag24 as a parcel, or you book a UPS collection for an extra charge. Airbag24 handles the return shipment by UPS.

Enclose the printed repair order with the parcel, and pack the unit shockproof.