Kia Optima: Airbag Module / Curtain Airbag (CAB) Module
Description and operation
Curtain airbags are installed inside the headliner (LH and RH) and protect the
driver and passenger from danger when a side crash occurs. The SRSCM determines
deployment of the curtain airbag by using the side impact sensor (SIS) signal.
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Never attempt to measure the circuit resistance of the airbag
module even if you are using a specified tester. If the circuit
resistance is measured with a tester, accidental airbag deployment
will result in serious personal injury.
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Components and components location

Repair procedures
Never attempt to measure the circuit resistance of the airbag module
(squib) even if you are using the specified tester. If the circuit resistance
is measured with a tester, accidental airbag deployment will result in serious
personal injury.
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1. |
Inspect the airbag according to troubleshooting table.
(Refer to Curtain Airbag Module - "Troubleshooting")
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1. |
Disconnect the battery negative terminal.
After disconnecting the cables, wait at least 3 minutes.
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2. |
Remove the roof trim assembly.
(Refer to Body - "Roof Trim Assembly")
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3. |
Disconnect the curtain airbag module connector (A).

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4. |
Remove the curtain airbag module (A) after loosening the bolts and nuts.
Tightening torque
Bolt : 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.7 - 8.7 lb-ft)
Nut : 3.9 - 5.8 N·m (0.4 - 0.6 kgf·m, 2.8 - 4.3 lb·ft, 34.7 -
52.0 lb·in)
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1. |
Install in the reverse order of removal.
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2. |
After installing the airbag module, confirm proper system operation:
Switch "ON" the ignition. The SRS indicator light should turn on for
about six seconds and then off.
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Troubleshooting

Description and operation
Description
The Side Airbags (SAB) are installed inside the front seat and protects the driver
and passenger from danger when a side crash occurs. The SRSCM d ...
Description and operation
Description
The Seat Belt Pretensioners (BPT) are installed inside center pillar (LH & RH).
When a vehicle crashes with a certain degree of frontal impact ...
Other information:
ESC OFF state
There are 2 types of ESC OFF states; Traction Control disabled and Traction &
Stability Control disabled.
If the ignition is turned off when ESC is off, ESC remains off. Upon restarting
the engine, the ESC will automatically turn on again.
• ESC off state 1
To cancel ...
The driver must be cautious in the below situations, because the system may not
detect other vehicles or objects in certain circumstances.
- When a trailer or carrier is installed.
- The vehicle drives in inclement weather such as heavy rain or snow.
- The sensor is polluted with rain, snow, mu ...