Hyundai Sonata: Relay Box (Passenger Compartment). Repair procedures - Fuses And Relays - Body Electrical SystemHyundai Sonata: Relay Box (Passenger Compartment). Repair procedures

Hyundai Sonata YF 2011-2014 Service Manual / Body Electrical System / Fuses And Relays / Relay Box (Passenger Compartment). Repair procedures

Fuse Inspection

1.
Be sure there is no play in the fuse holders, and that the fuses are held securely.
2.
Are the fuse capacities for each circuit correct?
3.
Are there any blown fuses?
If a fuse is to be replaced, be sure to use a new fuse of the same capacity. Always determine why the fuse blew first and completely eliminate the problem before installing a new fuse.

Relay Inspection

Door Lock
1.
There should be continuity between the No.38 terminal in the I/P-E and No.21(or 34) terminal in the I/P-A when power and ground are connected to the No.38 terminal in the I/P-E and ground.
2.
There should be no continuity between the No.38 terminal in the I/P-E and No.21(or 34) terminal in the I/P-A when power is disconnected.
Door Unlock
1.
There should be continuity between the No.38 terminal in the I/P-E and No.22(or 35) terminal in the I/P-A when power and ground are connected to the No.38 terminal in the I/P-E and ground.
2.
There should be no continuity between the No.38 terminal in the I/P-E and No.22(or 35) terminal in the I/P-E when power is disconnected.
Trunk Lid Open
1.
There should be continuity between the No.1 terminal in the I/F-C and No.36 terminal in the I/F-A when power and ground are connected to the No.1 terminal in the I/F-C and ground.
2.
There should be no continuity between the No.1 terminal in the I/F-C and No.36 terminal in the I/F-A when power is disconnected.

Removal

Passenger Compartment Junction Box (SJB)
1.
Disconnect the negative(-) battery terminal.
2.
Remove the crash pad lower panel (A).
(Refer to the BD group - "Crash pad")
3.
Disconnect the connectors (A) from the fuse side of the smart junction box.
4.
Remove the smart junction box after loosening the mounting nuts (2EA).
5.
Disconnect the connectors from the back side of the smart junction box.

Installation

1.
Install the smart junction box.
2.
Install the crash pad lower panel.
3.
Check that all system operates normally.

    The Other Fuses And Relays Component. Repair procedures
    Inspection Power Relay Test (Type B) Check for continuity between the terminals. A : Two turn unlock relay 1. There should be continuity between the No.30 and No.87 ...

    See also:

    Seat Heater. Schematic Diagrams
    Circuit Diagram ...

    Engine Control Module (ECM). Repair procedures
    Removal When replacing the ECM, the vehicle equipped with the immobilizer must be performed procedure as below. ...

    Special Service Tools
    Special tools Tool(Number and Name) Illustration Use 09495-33000 Puller Removal of spider assembly from a drive sha ...