Airbag control unit with part number 89170-06430

What does the airbag control unit 89170-06430 do?

The airbag control unit 89170-06430 coordinates the SRS restraint system of Toyota. It checks the signals from the crash sensors and, in a crash, triggers the appropriate airbags and seatbelt pretensioners within milliseconds. While driving, it monitors the entire system.

The sensors continuously report to the unit what is happening to the vehicle. From this information it decides whether an impact requires triggering, and it controls the restraint devices.

If it detects a fault, it indicates it via the airbag warning light. After a crash, it stores crash data and locks itself.

Why does the control unit 89170-06430 fail?

The most common cause is crash data stored after an accident, even if no airbag triggered. A normal diagnostic tool cannot erase them. Other possible causes are aged components, moisture and voltage spikes.

Crash data arise after an accident, and whether an airbag triggered is not decisive for this.

Aged electronic components lose reliability over time, and cold solder joints can cause contact problems. Moisture and corrosion at connectors worsen the connection further.

Voltage spikes, for example with a weak battery or when connecting jump leads, stress the electronics. Which cause applies in the individual case is shown by the check at Airbag24.

How can you tell that the 89170-06430 is defective?

The airbag warning light in the instrument cluster indicates a defect when it stays on constantly or intermittently. Fault messages appear alongside it, the diagnostic tool cannot reach the control unit, and the fault memory remains. In an emergency, airbags and seatbelt pretensioners may then not trigger.

React to this promptly and have the fault memory read out.

A defect does not stay hidden, because the system indicates it itself.

Which vehicles is the 89170-06430 fitted in?

The control unit 89170-06430 is fitted in these vehicles: Toyota Camry XV50 (2011-2019). What counts is the assignment to this part number.

The vehicles in detail are shown in the following list.

• Toyota Camry XV50 (2011-2019)

Before you send in the unit, go through two steps. Compare the part number on the label with this page so that you have the right unit. Also have the fault memory read out, because only then does it become clear 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 150800-2310, 89170-06670, 89170-06671, 89170-06770.

How does the repair of the 89170-06430 work?

First have the fault memory read out, enclose the log and disconnect the battery before you remove the control unit. Then create a repair order online and send the well-packed unit. At Airbag24, inspecting, repairing and testing usually take 3–4 working days.

Airbag24 examines the unit on the test bench and repairs defective components. Afterwards Airbag24 erases the crash data and carries out a functional test.

At the end you receive your unit back.

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 89170-06430 get to Airbag24?

You send the unit as a parcel or book a UPS collection for an extra charge. The return after repair is by UPS.

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