Airbag control unit with part number 89170-12L60

What does the airbag control unit 89170-12L60 do?

The airbag control unit 89170-12L60 controls the SRS restraint system for Toyota. It processes what the crash sensors report and, in an impact, decides within milliseconds on airbags and seatbelt pretensioners.

It also checks the system continuously. If it detects a fault, it reports this via the airbag warning light in the instrument cluster.

After an accident the unit stores crash data and locks itself. The lock is only ended by the repair.

Why does the control unit 89170-12L60 fail?

Stored crash data is the most common cause, even when no airbag has deployed. On the 89170-12L60 it cannot be removed with a normal diagnostic tool. Further triggers lie in ageing of the components, cold solder joints, moisture and voltage spikes.

The crash data remains stored until Airbag24 erases it during the repair. An attempt with the diagnostic tool does not produce any result.

The other causes concern electronics and connections: components age, solder joints can go cold, and moisture or corrosion disturb the plug contacts. Voltage spikes, for example from a weak battery or a jump start, can also put the unit under strain.

How can you tell that the 89170-12L60 is defective?

The airbag warning light in the instrument cluster comes on permanently or intermittently. In addition, a fault message appears in the instrument cluster, and the diagnostic tool gets no connection to the control unit 89170-12L60.

A fault memory that cannot be cleared also counts among the signs. Each of these signs is reason enough to have the system examined.

In a crash, airbags and seatbelt pretensioners may then fail to trigger. Please have the condition clarified promptly.

Which vehicles is the 89170-12L60 fitted in?

The airbag control unit 89170-12L60 is fitted in these vehicles: Toyota Corolla E170 (2013-2018). The assignment is based on the part number of the unit.

The following overview contains the vehicles for this part number:

• Toyota Corolla E170 (2013-2018)

Comparing the part number on the label with this page ensures that it is the correct unit. You should also have the fault memory read out, because it shows whether the control unit is defective or whether a plug or a cable is the cause.

For the same vehicles, we also repair control units with the part numbers 89170-02C70, 89170-12180, 89170-12G10, 89170-12N50.

How does the repair of the 89170-12L60 work?

At the start come the reading out of the fault memory and the attached record. Only then do you disconnect the battery and remove the control unit 89170-12L60. Processing at Airbag24 usually takes 3–4 working days.

You create the repair order online, pack the unit well and then send it in.

Airbag24 checks the unit on the test bench, replaces faulty components, erases the stored crash data and carries out a functional test. 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 89170-12L60 get to Airbag24?

You send the control unit 89170-12L60 to Airbag24 as a parcel or book a UPS collection for an extra charge. The return after the repair is made by UPS.

Print the repair order and put it into the parcel. Pack the unit so that it is shock-resistant.