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

Kia Rio 2017-2020 YB Service Manual / Restraint / Airbag Module / Driver Airbag (DAB) Module and Clock Spring

Description and operation
Description

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

Air bag module

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 the 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 deformities.

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, as a result of the following checks, even one abnormality is discovered, 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 before assembling the steering wheel.

  

If the steering wheel and the front tires are not set straight ahead together, it may affect the number of circulation of steering wheel and damage the cable inside the clock spring.

2.

Disconnect the battery negative terminal, and wait for at least three minutes before beginning to work.

3.

While turning the steering wheel to left and right, press the parts marked A (3 red dotted circles) under the steering wheel and then remove the airbag module.

4.

Disconnect the air bag connector (A) and horn connector (B).

  

The removed airbag module should be stored in a clean, dry place with the pad cover facing up.

5.

Remove the steering wheel.

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

6.

Remove the upper steering wheel column shroud (A).

7.

Loosen the screws and remove the lower shroud (A).

8.

Separate clock spring wiring harness connector (A) to the horn wiring harness connector (B) in a clock spring.

9.

Remove the clock spring(A)

Installation
1.

Set the front tires straight-ahead before assembling the steering wheel.

  

If the steering wheel and the front tires are not set straight ahead together, it may affect the number of circulation of steering wheel and damage the cable inside the clock spring.

2.

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

3.

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

4.

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.

5.

Install the steering wheel column shroud and the steering wheel.

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

6.

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

7.

Connect the battery negative terminal.

8.

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.

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