Airbag control unit with part number 77960-SLE-J022-M3

What does the airbag control unit 77960-SLE-J022-M3 do?

The airbag control unit 77960-SLE-J022-M3 is the SRS control unit for Honda. It checks the sensor signals, decides in an accident within a fraction of a second on the triggering of airbags and seatbelt pretensioners, and monitors the system continuously.

In the vehicle, sensors, control unit, airbags and seatbelt pretensioners work closely together. The control unit evaluates the measured values and makes the decision, while the other components carry it out.

If the system reports a fault, it shows this via the airbag warning light in the instrument cluster. An accident also causes the unit to record crash data and lock itself.

Why does the control unit 77960-SLE-J022-M3 fail?

Crash data stored after an accident is the most common cause for the control unit 77960-SLE-J022-M3, even if no airbag fired. A normal diagnostic tool cannot remove it. Other causes are aged components, cold solder joints, moisture on connectors and voltage spikes.

Other causes at a glance:

• aged electronic components,
• cold solder joints,
• moisture and corrosion at plug connections,
• voltage spikes, for example with a weak battery or a jump start.

It may be that none of the airbags has fired and data is still present. Which cause actually applies is only clarified by the test.

How can you tell that the 77960-SLE-J022-M3 is defective?

The 77960-SLE-J022-M3 shows a defect when the airbag warning light in the instrument cluster stays on permanently or intermittently. A fault message in the instrument cluster, a missing connection of the diagnostic tool and a fault memory that cannot be cleared also indicate it. In an emergency, airbags and seatbelt pretensioners may then fail to deploy.

If the warning light stays on after the ignition is switched on, have the system checked.

A diagnostic tool without a connection is also a sign. Whether the control unit or the wiring is affected is only shown by the evaluation.

Which vehicles is the 77960-SLE-J022-M3 fitted in?

The airbag control unit 77960-SLE-J022-M3 is fitted in these vehicles: Honda Odyssey 4th generation (2008-2013). Make the comparison using the part number on the unit itself.

Below is a list of the vehicles for this part number.

• Honda Odyssey 4th generation (2008-2013)

Matching the part number on the label with this page only ensures that you have the right unit. Before removal, also have the fault memory read out; only the result shows whether the control unit is defective or whether a connector or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 77960-SHJ-A013-M1, 77960-SHJA020M1, 77960-SHJC-012-M1, 77960-TK8-A011-M1.

How does the repair of the 77960-SLE-J022-M3 work?

First have the fault memory read out and attach the log to the unit. Then disconnect the battery and afterwards remove the control unit 77960-SLE-J022-M3. Then create the repair order online and send in the well-packed unit.

Airbag24 tests the unit on the test bench, replaces defective components, erases stored crash data and carries out a function test. Processing usually takes 3–4 working days.

Afterwards your own unit is returned 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-SLE-J022-M3 get to Airbag24?

You send the control unit 77960-SLE-J022-M3 to Airbag24 as a parcel or book a UPS collection for an extra charge. After the repair Airbag24 returns it to you by UPS.

Enclose the printed repair order with the parcel and pack the unit shock-proof.