Airbag control unit with part number 89170-02360

What does the airbag control unit 89170-02360 do?

Within the restraint system (SRS) of a Toyota vehicle, the airbag control unit 89170-02360 processes the signals from the crash sensors. In an accident, it decides within milliseconds which airbags and seatbelt pretensioners to trigger, and continuously monitors the system.

It shows faults via the airbag warning light, so a glance at the instrument cluster is enough.

After an accident, the unit stores crash data and locks itself; only the repair lifts this lock.

Why does the control unit 89170-02360 fail?

Stored crash data is the most common cause of a failure. It remains in the unit even if no airbag has deployed, and a standard diagnostic tool cannot erase it. Aged components, cold solder joints, moisture and corrosion on plug connections, and voltage spikes come on top of this.

Airbag24 erases the crash data during the repair.

Aged electronics and cold solder joints are hard to spot from the outside. Moisture and corrosion, on the other hand, attack the plug connections, and voltage spikes occur, for example, with a weak battery or when a jump start is connected.

How can you tell that the 89170-02360 is defective?

A defective control unit shows itself mainly through the airbag warning light, which lights up permanently or intermittently in the instrument cluster. A fault message in the instrument cluster accompanies it.

The diagnostic tool then gets no connection to the control unit, and the fault memory cannot be cleared. Both are a sign that must be taken seriously.

In an emergency, airbags and seatbelt pretensioners may not deploy.

Which vehicles is the 89170-02360 fitted in?

The 89170-02360 is found in the following cars: Toyota Corolla E120 (2001-2004) and E120 Facelift (2004-2007).

The list follows:

• Toyota Corolla E120 (2001-2004)
• Toyota Corolla E120 Facelift (2004-2007)

Comparing the part number with the label on the removed unit only confirms that it is the right unit. Only a fault memory read-out carried out beforehand shows whether the control unit itself is affected or whether a connector or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 89170-02180, 89170-02240, 89170-02390, 89170-02411, 89170-02G60, 89170-12160.

How does the repair of the 89170-02360 work?

The fault memory report must go in the parcel. First have the fault memory read out; then disconnect the battery. Only then remove the 89170-02360.

Next, create the repair order online and pack the unit well before sending it in. Airbag24 checks the unit, repairs defective components, erases the crash data and carries out a function test.

Processing usually takes 3–4 working days, after which your own unit is sent 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 89170-02360 get to Airbag24?

A parcel is enough, or you book a UPS collection for an extra charge. After the repair, Airbag24 returns the unit to you by UPS.

Packed shock-resistant, the control unit arrives with the printed repair order.