Hyundai Elantra (CN7): Airbag Module / Passenger Airbag (PAB) Module

Hyundai Elantra (CN7) 2021-2026 Service Manual / Restraint / Airbag Module / Passenger Airbag (PAB) Module

Description and operation

Description

The passenger airbag (PAB) is installed inside the crash pad and protects the front passenger in the event of a frontal crash. The SRSCM determines if and when to deploy the PAB.

•	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.

Components and components location

Components

1. Passenger airbag (PAB)

Repair procedures

Removal

Disconnect the negative (-) battery terminal.

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

2.	Remove the main crash pad assembly. (Refer to Body (Interior and Exterior) - "Main Crash Pad Assembly")

3.	Loosen the passenger airbag mounting nuts (A).

4.	Disconnect the PAB module connector (A).

Remove the PAB module (A) after loosening the mounting bolts.

•	If the crash pad is damaged by the passenger's airbag deployment, replace the crash pad at the same time.

•	The removed airbag module is placed with the airbag cover side facing up.

Installation

Check if the battery (-) cable is disconnected.

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

Place a passenger airbag (A) on the crash pad and tighten the passenger airbag mounting bolts.

Tightening torque :

3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

3.	Install the main crash pad assembly. (Refer to Body (Interior and Exterior) - "Main Crash Pad Assembly")

4.	Connect the PAB module connector (A).

Tighten the passenger airbag mounting nuts (A).

Tightening torque :

3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

6.	Reconnect the battery negative (-) terminal.

After installing the passenger airbag, confirm proper system operation.

•	Turn the ignition switch ON the airbag warning lamp should be turned on for about 6 seconds and then go off.

❮Driver Airbag (DAB) Module and Clock Spring

Description and operation Description• Driver Airbag (DAB)DAB is installed in the steering wheel, and electrically connected to the SRSCM via clock spring.

Side Airbag (SAB) Module❯

Description and operation DescriptionThe Side Airbags (SAB) are installed inside the front seat and protects the driver and passenger from danger when a side crash occurs.

Other information:

Hyundai Elantra (CN7) 2021-2026 Service Manual: A/C Pressure Transducer

Description and operation DescriptionThe A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.