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Kia Sorento: Airbag Control Unit (ACU) Removal and Installation - SRSCM - RestraintKia Sorento: Airbag Control Unit (ACU) Removal and Installation

Kia Sorento (MQ4, 2021-2026) Service Manual / Restraint / SRSCM / Airbag Control Unit (ACU) Removal and Installation

Removal
1.
Disconnect the battery negative ( - ) terminal.
Note
After disconnecting the battery negative ( - ) terminal, wait at least 3 minutes and 30 seconds.
2.
Remove the floor console assembly.
(Refer to Body - "Floor Console Assembly")
3.
Disconnect the airbag control unit connector (A).

Restraint — SRSCM / Airbag Control Unit (ACU) / Removal and Installation / Removal illustration
4.
Remove the airbag control unit ground cable (A) after removing the bolt.
Tightening torque :
10.8 - 13.7 N·m (1.1 - 1.4 kgf·m, 8.0 - 10.1 lb·ft)

Restraint — SRSCM / Airbag Control Unit (ACU) / Removal and Installation / Removal illustration
5.
Remove the air bag control unit (A) after removing the nuts.
Tightening torque :
6.9 - 7.8 N·m (0.7 - 0.8 kgf·m, 5.1 - 5.8 lb·ft)

Restraint — SRSCM / Airbag Control Unit (ACU) / Removal and Installation / Removal illustration
Installation
1.
Install in the reverse order of removal.
Warning
In the case of the airbag control unit with the rollover detection function applied, the airbag may be deployed due to the movement generated during the installation, so do not install the airbag control unit while the battery is connected or less than 3 minutes and 30 seconds after disconnecting the battery.
2.
Perform the order below with the KDS when replacing the airbag control unit.
(S/W Management → Airbag → ACU Variant Coding)
Information
Refer to the KDS screen for operating conditions and details
3.
Check that the airbag system operates normally.
Note
When the IG is on, the airbag warning lamp should turns off after turning on for 3 - 6 seconds.
4.
Perform Over The Air (OTA) controller S/W update with KDS.
(Refer to Body Electrical System - "Over The Air (OTA)")
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See also:

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   ...

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...

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