Kia Optima: Airbag Module / Driver Airbag (DAB) Module and Clock Spring

Kia Optima DL3 2019-2020 Service and Repair Manual / Restraint / Airbag Module / Driver Airbag (DAB) Module and Clock Spring

Description and operation
Description

The Driver Airbag (DAB) is installed in the steering wheel and electrically connected to SRSCM via the clock spring. It protects the driver by deploying the airbag when frontal crash occurs. The SRSCM determines deployment of the Driver Airbag (DAB).

  

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.

Components and components location
Components

1. Driver Airbag (DAB)
2. Steering Wheel
3. Clock Spring

Repair procedures
Inspection

Driver Airbag (DAB)

If any improper parts are found during the following inspection, replace the airbag module with a new one.

  

Never attempt to measure the circuit resistance of the airbag module (squib) 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.

1.

Check pad cover for dents, cracks or deformities.

2.

Check the airbag module for denting, cracking or deformation.

3.

Check hooks and connectors for damage, terminals for deformities, and harness for binds.

4.

Check airbag inflator case for dents, cracks or deformities.

Clock Spring

1.

If any improper parts are found during inspection, replace the clock spring with a new one.

2.

Check connectors and protective tube for damage, and terminals for deformities.

Removal
1.

Set the front tires straight-ahead.

2.

Disconnect the battery negative cable and wait for at least three minutes before beginning work.

3.

Put a flat tool (Ø5mm) into a guide hole located in the left/right of steering wheel and press a DAB fastening pin.

4.

Disconnect the horn connector (A) and driver airbag module connector (B).

5.

Remove the steering wheel.

(Refer to Steering System - "Steering Wheel")

6.

Loosen the steering wheel column shroud panel.

(Refer to Body - "Steering Wheel Column Shroud Panel")

7.

Disconnect the clock spring connectors (A).

Installation
1.

Set the front tires straight-ahead.

2.

Turn the ignition switch OFF.

3.

Disconnect the battery negative cable from the battery and wait for at least three minutes before beginning the work.

4.

Connect the clock spring harness connector and horn harness connector to the clock spring.

5.

Factory setting for the clock spring is neutral.

1)

If white cable is visible through the product's 10 O' Clock Neutral Check Window, then the spring is at neutral.

2)

If white cable is not visible through the product's 10 O' Clock Neutral Check Window, then manually adjust the setting to neutral.

Neutral Check Window : Normal
Neutral Check Window : Fault


White cable is visible through 10 O' Clock Neutral Check Window
White cable is not visible through 10 O' Clock Neutral Check Window

6.

Clock spring manual neutral setting procedure.

(1)

Press the Auto Lock at 6 O' Clock and turn clockwise 3 rotations.

(2)

Press the Auto Lock at 6 O' Clock and turn counter-clockwise 3 rotations.

(3)

If white cable is visible through the 10 O' Clock Neutral Check Window, then the spring is set to neutral.

7.

Install the steering wheel column shroud and the steering wheel.

(Refer to Steering System - "Steering Column and Shaft")

8.

Connect the Driver Airbag (DAB) module connector and horn connector, and then install the Driver Airbag (DAB) module on the steering wheel.

9.

Connect the battery negative cable.

10.

After installing the airbag, confirm proper system operation :

Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off.

Make sure horn button works.

Troubleshooting
Troubleshooting

Airbag Module
...

Passenger Airbag (PAB) Module
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