Hyundai Elantra: Body Electrical System / Power Door Locks

Components and Components Location

Component Location

1. DDM (Driver Door Module)
2. ADM (Assist Door Module)
3. SJB (Smart Junction Block)
4. Door lock knob
5. Trunk lid actuator
6. Door latch module
7. Door lock/unlock switch
8. RLDM (Rear Left Door Module)
9. RRDM (Rear Right Door Module)

Power Door Lock Module Components and Components Location

Conponents

1. Door lock/unlock knob cable
2. Door inside handle cable
3. Door Latch

Power Door Lock Module Repair procedures

Inspection
   
•
Wrap the protective tape on the tool to disassemble with the screwdriver or remover.
•
Use caution in keeping and handling during disassembling/assembling because it is easily contaminated with lubricant and oil.
Front Door Lock Module Inspection
1.
Remove the front door trim.
(Refer to Body - "Front Door Trim")
2.
Remove the front door module.
(Refer to Body - "Front Door Module")
3.
Disconnect the connector from the actuator.

No
Pin Information
LH
RH
1
-
-
2
Lock / Unlock switch
Motor 2
3
COM
Motor 3
4
Key Lock switch
Key Unlock switch
5
Key Unlock switch
Key Lock switch
6
Motor 3
COM
7
Motor 2
Lock / Unlock switch
8
-
-

4.
Check actuator operation by connecting power and ground according to the table. To prevent damage to the actuator, apply battery voltage only momentarily.

Rear Door Lock Module Inspection
1.
Remove the rear door trim.
(Refer to Body - "Rear Door Trim")
2.
Remove the rear door module.
(Refer to Body - "Rear Door Module")
3.
Disconnect the connectors from the actuator.

No
Pin information
LH
RH
1
-
-
2
Lock / Unlock switch
Motor 2
3
COM
Motor 3
4
-
-
5
-
-
6
Motor 3
COM
7
Motor 2
Lock / Unlock switch
8
-
-

4.
Check actuator operation by connecting power and ground according to the table. To prevent damage to the actuator, apply battery voltage only momentarily.

Trunk Lock Module Inspection
1.
Remove the trunk lid trim.
(Refer to Body - "Trunk Lid Trim")
2.
Disconnect the connector from the actuator

3.
Check actuator operation by connecting power and ground according to the table. To prevent damage to the actuator, apply battery voltage only momentarily.

4.
Checking the trunk of the vehicle power option power refers to the trunk module.

Power Door Lock Switch Repair procedures

Inspection
Power Door Lock Switch Inspection
1.
Check for continuity between the terminals. If there is an abnormality, replace the switch.

Removal
   
•
Be careful not to scratch the door trim and other parts.
•
Use caution in keeping and handling during disassembling/assembling because it is easily contaminated with lubricant and oil.
Driver Power Window Switch
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front door trim.
(Refer to Body - "Front Door Trim")
3.
Remove the power window switch assembly after disengaging the mounting clips.

Installation
1.
Install the power window switch assembly.
2.
Install the front door trim after connect the connector.
3.
Connect the negative (-) battery terminal.
Troubleshooting
Troubleshooting Error ItemFailure symptomInspection items Detailed inspections Relevant Parts/ComponentsScreen displayTFT-LCD screen does not turn on 1. Connector attachments 2. Components ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Troubleshooting
Troubleshooting Error ItemFailure symptomInspection items Detailed inspections Relevant Parts/ComponentsScreen displayTFT-LCD screen does not turn on 1. Connector attachments 2. Components 1. Check the connector attachments 2. Check B+, IGN and GND wiring 3. Check the componen ...

Hyundai Elantra AD (2016-2020) Service Manual: Curtain Airbag (CAB) Module Components and Components Location
Components 1. Curtain Air Bag (CAB) ...

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