Hyundai Genesis: Fuses And Relays / Relay Box (Engine Compartment) Repair procedures
1. |
Disconnect the negative (-) battery terminal. |
2. |
Pull out the relay from the engine compartment relay box. |
Power Relay (Type A)
Check for continuity between the terminals.
A : start relay
1. |
After supplying power to between No. 85 and 86 power relay
terminals, check that there is continuity between No. 30 and 87
terminals. |
2. |
After disconnecting power between No. 85 and 86 power relay
terminals, check that there is no continuity between No. 30 and 87
terminals.
Engine Room Relay Box 
Diesel Box 

|
Power Relay (Type B)
Check for continuity between the terminals.
A : Cooling fan relay
1. |
After supplying power to between No. 85 and 86 power relay
terminals, check that there is continuity between No. 30 and 87
terminals. |
2. |
After disconnecting power between No. 85 and 86 power relay
terminals, check that there is no continuity between No. 30 and 87
terminals. 


|
Metal Core PCB block
1. |
Disconnect the battery(-) terminals. |
2. |
Push the four hooks in the direction of the arrow and lift up the metal core PCB block (A). 
|
3. |
Remove the metal core PCB by disconnecting the connector. |
Fuse
1. |
Check that the fuse holders are loosely held and that the fuses are securely fixed by the holders. |
2. |
Check that each fuse circuit has the exact fuse capacity. |
3. |
Check the fuses for any damage.
If a fuse is to be replaced, be sure to use a new fuse of the
same capacity. Always identify the cause of the blown fuse and
completely eliminate the problem before installing a new fuse. |
|
Multi Fuse
Engine room fuse is to optimize the package.



- |
The entire multi fuse has to be replaced even if only one fuse is damaged. |
- |
When replacing it, refer to "the Engine compartment-
component location" diagram to check fuse capacities and circuit
arrangement. |
- |
Use the multi fuse of the exact fuse capacity for each circuit. |
|
Component Location
Engine room junction block
Battery junction block
...
Component Location
Interior Junction Block
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Other information:
Replacement
•
When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.
•
Take care not to scratch the body surface.
1.
After loosening the mounting screw, remove the front mud guard (A) b ...
Removal
1.
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System -"Release Residual Pressure in Fuel Line")
•
When removing the fuel pump relay, a Diagnostic Trouble Code
(DTC) may turn up. Delete the code with the GDS after completion of
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