
Airbag control unit with part number 89170-12350
Control unit repairs for part number 89170-12350 in our shop:

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Part number “89170-12350” isn't linked to every vehicle in our database – we can usually repair it anyway. Select your vehicle and we'll show you the matching repair:
What does the airbag control unit 89170-12350 do?
In the restraint system (SRS) of Toyota, the airbag control unit 89170-12350 is the central controller. It processes the signals from the crash sensors and decides in an accident within milliseconds which airbags and seatbelt pretensioners deploy. It indicates faults via the airbag warning light.
The unit checks the system continuously during operation. After an accident it stores crash data and locks itself.
Why does the control unit 89170-12350 fail?
Stored crash data is the most common cause, even if no airbag has deployed. Other causes relate to the electronics and their connections.
- ageing electronic components
- cold solder joints
- moisture and corrosion at plug connections
- voltage spikes, for example from a weak battery or a jump start
A standard diagnostic tool cannot delete crash data. For this reason the fault remains in the fault memory, even if nothing is visibly wrong.
How can you tell that the 89170-12350 is defective?
A defect shows up as the airbag warning light in the instrument cluster, which stays on permanently or intermittently. Error messages, a missing connection to the diagnostic tool and a fault memory that cannot be cleared are also signs.
Such an indication means that airbags and seatbelt pretensioners may not deploy in an emergency. Treat this warning as a serious signal and have it clarified promptly.
Which vehicles is the 89170-12350 fitted in?
The control unit 89170-12350 is fitted in these vehicles: Toyota Corolla E170 (2013-2018).
The allocation looks like this:
- Toyota Corolla E170 (2013-2018)
Before you remove the unit, compare the part number on the label with this page. This only confirms the unit. Have the fault memory read out beforehand, because only that 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 89170-02C70, 89170-12180, 89170-12G10, 89170-12N50.
How does the repair of the 89170-12350 work?
First have the fault memory read out and enclose the log; then disconnect the battery and remove the control unit 89170-12350. Afterwards, create a repair order online and send the well-packed unit in. At Airbag24, checking, repairing and testing usually take 3–4 working days.
Airbag24 checks the unit on the test bench, replaces defective components, deletes stored crash data and carries out a function test.
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 89170-12350 get to Airbag24?
You send the control unit as a parcel to Airbag24 or book a UPS collection for an extra charge. After the repair, your own unit is returned to you by UPS.
Enclose the printed repair order in the parcel and pack the unit so that it is shock-resistant.
Shipping & repair from Germany
Airbag24 repairs your component in Berlin — usually within 3–4 working days.
Standard shipping within Germany is free; we normally return your part by UPS.
You pay for and insure the inbound shipment to us. On explicit request we ship by express — the extra cost is borne by the customer.
If you withdraw from the contract, you bear the cost of returning the item.
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What our customers say
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„Works like a charm!“
„The website of Airbag24 Airbagsysteme is very well structured and simply explained. I sent my airbag control unit from my Renault Trafic there for repair. I am very satisfied with the telephone contact as well as by mail…“
Automatically translated · Original: German
„Super great! Very fast repair of an airbag control unit of a Fiat Bravo 198. Sent it off on Monday, got it back already repaired by Friday and installed it. Everything works perfectly again. Old reliable car saved again…“
Automatically translated · Original: German
„Well structured website with clear instructions, processing on schedule, punctual delivery. Worked immediately after reinstallation.“
Automatically translated · Original: German
„Apart from the price which remains a bit high, but compared to the only replacement solution and the service provided, it's PERFECT. Very good sending and return procedure, and customer contact SUPER, not to mention the…“
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„Very satisfied great work“
Automatically translated · Original: German
„Airbag control unit was defective..Sent it in and got it back faster than expected.Worked great.Great performance from the Airbag24 Team.Thanks and I will recommend you further.“
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„I can only recommend this company. My airbag control unit was repaired within a short time and sent back to me. Airbag system works perfectly again.“
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„Everything went perfectly, I can only recommend it.“
Automatically translated · Original: German
„From the first phone call, the order processing, to the shipping everything was done very quickly and professionally. Now I still have to send the repaired unit to the Swedish workshop and then hopefully the Honda can fi…“
Automatically translated · Original: German
„Top!“



