Hyundai Staria US4 2021 Owner's Manual page 730

Maintenance
Engine compartment fuse panel (Sub Junction Block)
Type
MICRO PTC Heater1 Relay
MICRO PTC Heater2 Relay
Type Fuse Name
GLOW
MULTI
PTC HEATER1
FUSE
PTC
HEATER2
FUEL
HEATER
FUSE
4WD
9-70
Relay Name
Fuse
Symbol
Rating
80A Glow Control Unit
1
PTC
50A RLY. 4 (PTC Heater1 Relay)
HEATER
2
PTC
50A RLY. 6 (PTC Heater2 Relay)
HEATER
30A E/R Junction Block (RLY. 11)
20A AWD ECU
Circuit Protected