Airbag control unit with part number 89170-06630

What does the airbag control unit 89170-06630 do?

The airbag control unit 89170-06630 controls the restraint system (SRS) of Toyota. It reads the signals from the crash sensors, determines within milliseconds in an accident which airbags and seatbelt pretensioners fire, and monitors the system continuously.

If the unit detects a fault, the airbag warning light in the instrument cluster lights up. The fault information is stored in the control unit's memory and can be read out later.

After an accident, the unit stores crash data and locks itself. It is the switching point of the entire triggering chain, and any fault there affects the whole system.

Why does the control unit 89170-06630 fail?

The most common cause with the 89170-06630 is crash data stored after an accident, even if no airbag has fired. Other causes include aging components, cold solder joints, moisture and corrosion, and voltage spikes.

Stored crash data cannot be erased with a normal diagnostic tool. The fault can therefore remain in the unit, even if nothing more is noticeable on the car.

The other causes at a glance:

• aging electronic components
• cold solder joints
• moisture and corrosion on connectors
• voltage spikes, for example from a weak battery or jump-starting

How can you tell that the 89170-06630 is defective?

The airbag warning light lights up on the 89170-06630 permanently or intermittently in the instrument cluster. In addition, there are fault messages in the instrument cluster, no connection to the diagnostic tool, and a fault memory that cannot be erased.

With these signs, airbags and seatbelt pretensioners may not be able to deploy in an emergency. The warning light shows the condition directly and calls for a test of the system.

Which vehicles is the 89170-06630 fitted in?

The airbag control unit 89170-06630 is fitted in these vehicles: Toyota Camry XV50 (2011-2019).

The list below names the vehicles individually.

• Toyota Camry XV50 (2011-2019)

Comparing the part number on the label of the removed unit with this page only confirms the assignment. Have the fault memory read out in advance, because only this log shows whether the control unit is defective or whether 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 89170-06630 work?

For the 89170-06630, the process begins with reading out the fault memory, with its log enclosed. After disconnecting the battery, the control unit is removed. Finally, create a repair order online and send in the unit.

This sequence is binding for safety reasons and is not changed.

Airbag24 checks the unit on the test bench, replaces defective components, erases stored crash data and carries out a function test. Only then is your unit returned to you. Inspection, repair and testing at Airbag24 usually take 3–4 working days.

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 89170-06630 get to Airbag24?

A parcel is enough to send in the control unit 89170-06630, or you book a UPS collection for an extra charge. Airbag24 sends the unit back to you by UPS.

Put the printed repair order into the parcel; the unit must be packed shock-proof.