Airbag control unit with part number 77960-S9V-A013-M1

What does the airbag control unit 77960-S9V-A013-M1 do?

The airbag control unit 77960-S9V-A013-M1 coordinates the restraint system (SRS) for Honda. It detects an accident via the crash sensors, selects the appropriate airbags and seatbelt pretensioners within milliseconds, and monitors the system permanently. After an accident it stores crash data and locks itself.

It shows faults in the system via the airbag warning light in the instrument cluster.

The unit works in the background and only intervenes in an emergency, although every decision then has to be right.

Why does the control unit 77960-S9V-A013-M1 fail?

The most common cause is crash data that remains stored after an accident, even if no airbag was triggered; a normal diagnostic tool cannot delete it. Other causes are aged components, cold solder joints, moisture and corrosion on connectors, and voltage spikes.

The memory records the incident regardless of whether an airbag fired.

Aged components and cold solder joints gradually degrade the function. Moisture causes corrosion on the contacts, which disrupts connections.

Voltage spikes occur, for example, with a weak battery or jump starting. Which cause applies in an individual case only becomes clear through the inspection on the test bench.

How can you tell that the 77960-S9V-A013-M1 is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently, an error message appears, the diagnostic tool receives no connection, or the fault memory cannot be cleared. In that case airbags and seatbelt pretensioners may not be able to deploy in an emergency.

The warning light is the system's direct feedback. If it stays on, arrange for the fault memory to be read promptly.

A diagnostic tool without a connection to the control unit points to a communication fault, which may lie in the unit itself or in the wiring.

Which vehicles is the 77960-S9V-A013-M1 fitted in?

For Honda, control unit 77960-S9V-A013-M1 is fitted in these vehicles: Honda Pilot 1st generation Facelift (2005-2008) and 1st generation (2002-2005). This information helps you compare with your car.

The individual vehicles are listed here:

• Honda Pilot 1st generation Facelift (2005-2008)
• Honda Pilot 1st generation (2002-2005)

Two steps are advisable. First, compare the number on the label of the unit with this page, so that you have the correct unit. Second, have the fault memory read, because only the result shows whether the control unit itself is defective or a connector or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 77960-S9V-A013-C1.

How does the repair of the 77960-S9V-A013-M1 work?

First have the fault memory read out and enclose the log. Then disconnect the battery and only afterwards remove control unit 77960-S9V-A013-M1; then create a repair order online and send the unit in well packed.

At Airbag24 you should generally allow 3–4 working days. The unit is inspected, repaired if necessary, and then tested.

Afterwards your unit is returned to you. The order of the steps is mandatory for safety reasons.

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-S9V-A013-M1 get to Airbag24?

You send control unit 77960-S9V-A013-M1 as a parcel or arrange a UPS collection for an extra charge. UPS handles the return journey after the repair on behalf of Airbag24.

The printed repair order goes into the parcel; pack the unit shock-proof.