Airbag control unit with part number 89170-06232

What does the airbag control unit 89170-06232 do?

The airbag control unit 89170-06232 controls the restraint system (SRS) of Toyota. It checks the signals from the crash sensors, decides within milliseconds in a collision on airbags and seatbelt pretensioners, and monitors the system continuously.

Faults that occur are shown via the airbag warning light in the instrument cluster. After an accident it stores crash data and locks itself.

This monitoring runs constantly in the background, even when the vehicle is parked. This keeps the system ready for action at all times.

Why does the control unit 89170-06232 fail?

The most common cause on the control unit 89170-06232 is crash data stored after an accident, even without a deployed airbag; a normal diagnostic tool cannot remove it. Other causes include aged electronic components, cold solder joints, moisture at plug connections and voltage spikes.

Crash data remain in the memory of the unit until they are erased during a repair. Nothing of this is visible on the vehicle itself, which makes the cause hard to recognise.

The other causes tend to act over time. Electronic components age, solder joints can go cold, and moisture or corrosion attack the plug connections. Voltage spikes, for example from a weak battery or after jump-starting, are also possible.

How can you tell that the 89170-06232 is defective?

A defect in the 89170-06232 shows up as the airbag warning light in the instrument cluster, as an error message there, as a missing connection to the diagnostic tool or as a fault memory that cannot be cleared. The airbags and seatbelt pretensioners may then not deploy in an emergency.

Typical signs at a glance:

• airbag warning light in the instrument cluster, permanent or intermittent
• error message in the instrument cluster
• no connection between diagnostic tool and control unit
• fault memory that cannot be cleared

The warning light reports the finding directly, so a prompt check makes sense with each of these signs.

Which vehicles is the 89170-06232 fitted in?

The control unit 89170-06232 is fitted in these vehicles: Toyota Solara ACV30 (2004-2008). The assignment comes from the data for this unit.

The following list names the vehicles:

• Toyota Solara ACV30 (2004-2008)

Before sending, there are two steps. First, compare the part number on the label of the removed unit with this page, which only confirms that you have the correct unit in front of you. Second, have the fault memory read out; only this result shows whether the control unit is defective or whether a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 89170-06230, 89170-06231, 89170-06240, 89170-06241, 89170-06242.

How does the repair of the 89170-06232 work?

First read out the fault memory and enclose the log, then disconnect the battery and only then remove the control unit 89170-06232. Then create the repair order online. At Airbag24, testing, repairing and checking usually takes 3–4 working days.

The sequence protects you when working on the airbag system and is therefore binding. Create the repair order online, and pack the unit well before sending it.

Airbag24 checks the unit on the test bench, replaces defective components, erases stored crash data and carries out a function test. Afterwards your own unit comes back to you. The stated duration applies only to this work at Airbag24.

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 89170-06232 get to Airbag24?

The control unit 89170-06232 reaches Airbag24 either as a parcel or via a UPS collection booked for an extra charge. The return after the repair also runs by UPS.

Pack the unit shock-proof and enclose the printed repair order.