
Airbag control unit with part number 89170-12F70
Control unit repairs for part number 89170-12F70 in our shop:

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Part number “89170-12F70” 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 89170-12F70 do?
The airbag control unit 89170-12F70 takes over control of the restraint system (SRS) in Toyota vehicles. It processes the crash sensor data and decides in a collision, within milliseconds, whether the airbags and seatbelt pretensioners are triggered.
At the same time, it checks the entire system and reports faults via the airbag warning light.
After an accident, the unit stores crash data and locks itself.
Why does the control unit 89170-12F70 fail?
Stored crash data is the most common cause, even if no airbag has deployed. Aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes can also play a part.
A standard diagnostic tool cannot erase the crash data. The data therefore stays in the unit until it is removed during the repair.
Which other cause applies only becomes clear once the removed unit has been examined.
How can you tell that the 89170-12F70 is defective?
A defect shows up as the airbag warning light, as an error message in the instrument cluster, as a missing connection to the diagnostic tool, and as a fault memory that cannot be cleared. In an emergency, airbags and seatbelt pretensioners may then fail to deploy.
- airbag warning light stays on permanently or intermittently
- error message in the instrument cluster
- no connection to the diagnostic tool
- fault memory cannot be cleared
The light reports the fault itself as soon as the system detects one. Therefore pay attention to every time it comes on.
Which vehicles is the 89170-12F70 fitted in?
The 89170-12F70 is fitted in these vehicles: Toyota Corolla E170 (2013-2018).
This selection shows the vehicles recorded for this part number:
- Toyota Corolla E170 (2013-2018)
Compare the part number on the label of the removed unit with this page. This only ensures that it is the right unit. Have the fault memory read out beforehand, because only that log shows whether the control unit itself 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 89170-12F70 work?
First have the fault memory read out and attach the log. Then disconnect the battery, remove the control unit and create a repair order online before sending it in well packed. Processing at Airbag24 usually takes 3–4 working days.
Airbag24 checks the unit on the test bench, replaces defective components, deletes the crash data and carries out a function test. Afterwards your own control unit goes back to you.
The 3–4 working days apply solely to checking, repairing and testing.
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 89170-12F70 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, Airbag24 sends it back to you by UPS.
Place the printed repair order in the parcel and pack the unit 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…“
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„Well structured website with clear instructions, processing on schedule, punctual delivery. Worked immediately after reinstallation.“
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„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“
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„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!“



