Airbag control unit with part number 89170-62080

What does the airbag control unit 89170-62080 do?

The airbag control unit 89170-62080 is the control unit of the restraint system (SRS) for Toyota. It processes the crash sensor data and determines in an accident which airbags and seatbelt pretensioners are triggered. If the system detects a fault, the airbag warning light comes on.

The evaluation runs in the background while the vehicle is on the road. Detected faults are stored in the fault memory and can be read out with a diagnostic tool.

After an accident, the unit stores crash data and locks itself.

Why does the control unit 89170-62080 fail?

The most common cause is crash data stored after an accident, even if no airbag has deployed. Further causes in brief are:

Crash data cannot be erased with a standard diagnostic tool. Airbag24 removes it during the repair.

The following causes can also apply:

• aged electronic components
• cold solder joints
• moisture and corrosion on plug connections
• voltage spikes, for example from a weak battery

How can you tell that the 89170-62080 is defective?

A defect shows up in one or more of the features described. Airbags and seatbelt pretensioners may then not deploy in an emergency.

• The airbag warning light lights up permanently or intermittently.
• A fault message appears in the instrument cluster.
• The diagnostic tool gets no connection to the control unit.
• The fault memory cannot be cleared.

The warning light reports the defect itself, which is why it is the most important sign.

Only the read-out of the fault memory confirms whether the control unit is defective. A connector or a cable can cause similar signs.

Which vehicles is the 89170-62080 fitted in?

Compare your vehicle with the list. The airbag control unit 89170-62080 is fitted in these vehicles: Toyota Mirai JPD10 (2014-2020).

The vehicles for this part number are listed below:

• Toyota Mirai JPD10 (2014-2020)

Compare the part number on the label of the removed unit with this page. That confirms that it is the right unit. Also have the fault memory read out in advance, because only that shows whether the control unit is defective or a connector or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 89170-62020, 89170-62100.

How does the repair of the 89170-62080 work?

For the control unit 89170-62080, first have the fault memory read out and enclose the report. Processing at Airbag24 usually takes 3–4 working days.

Then disconnect the battery and remove the control unit. Next, create the repair order online and send in the well-packed unit. At Airbag24, it is checked on the test bench, defective components are repaired, crash data is erased and a function test is run.

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 89170-62080 get to Airbag24?

You send the unit as a parcel or book a UPS collection for an extra charge. After the repair, Airbag24 sends the control unit 89170-62080 back to you by UPS.

Put the printed repair order in the parcel and pack the control unit shock-resistant.