Fuses and relays Hyundai Sonata 4 (EF), 1998 - 2004

The Hyundai Sonata sedan has been produced from 1985 to the present in eight generations. The 4 generation was released in 1998, 1999, 2000, 2001, 2002, 2003 and 2004.  In our article you will find a description of fuses and relays with block diagrams, photo examples of performance and locations. Let's highlight the fuse responsible for the cigarette lighter.

Check the assignment of the blocks with your diagrams on the back of the protective cover. 

In the passenger compartment

It is located at the bottom of the dashboard. The protective cover must be removed for access.

Diagram
Name	Fuse Rating & Description
A / CON	10A Air conditioner
ETACS	10A ETACS, Keyless Access System, Door Lock System
DR LOCK	15A Electric door lock
P / SEAT	25A Power seat
T / LID OPEN	15A Remote trunk lid
STOP LP	15A Stop lights
H / LP	10A Headlight
A / BAG IND	10A Airbag
T / SIG	10A Direction indicators
A / CON SW	10A Air conditioner
ACC SOCKET	15A Socket
S / HTR	15A Heated seat
A / BAG	15A Airbag
B / UP	10A Reversing lights
CLUSTER	10A Instrument cluster, combined lamp
START	10A Engine start
SP1	15A Spare fuse
SP2	15A Spare fuse
P / SEAT (RH)	25A Power seat
SP4	15A Spare fuse
D / CLOCK	10A Digital Clock
TAIL (LH)	10A Side lights, license plate lights, rear lights - left side
AUDIO	10A Audio system
WIPER	20A Windshield wiper
ROOM LP	10A Interior lighting, front door warning lamps
TAIL (RH)	10A Side lights, license plate lights, rear lights - right side
C / LIGHTER	15A Cigarette lighter
EPS	10A Electricity supply

A 15A C / LIGHTER fuse is responsible for the cigarette lighter.

Some relays are attached to the back of the unit.

• A - power connector
• B - connector of the electronic control unit for the ETACS system
• С - relay No. 1 of door locks blocking
• D - relay No. 2 for blocking door locks
• E - field winding resistor
• F - relay of rear marker lamps
• G - window motor relay
• H - relay for rear window heater and side mirror heaters.

In the engine compartment

Fuse box located next to the battery under the protective cover.

Diagram
Name	Fuse Rating & Circuit Protected
COMD FAN	20A Air conditioner fan
PWRWIND	40A Power windows
ABS 2	30A ABS
IGN SW-1	30A Ignition switch
ABS 1	30A ABS
IGN SW-2	30A Ignition switch
RAD FAN MTR	30A Radiator fan motor
1 FUEL PUMP	20A fuel pump
2 HD LP LO	15A Low beam headlights
3 ABS	10A ABS system
4 INJECTOR	10A Injector
5 A / C COM PR	10A A / C compressor
6 ATM RLY	20A ATM Relay
7 ECURLY	30A Relay, electronic engine control unit
8 IG COIL	20A Ignition coil, ignition malfunction sensor
9 OZSNSR	15A Oxygen sensor
10 ECU	15A ECM, fuel pump relay, PCV solenoid valve, speed governor servo xx, dpkv
11 HORN	10A Signal
12 HEAD LP HI	15A High beam headlamps
13 HEAD LP WASH	20A Headlight washer motor
14 DRL	15A Anti-theft system
15 FRFOG	15A Front fog lamps
16 HEAD LP LO RH	15A Xenon headlights
17 SPARE	30 A Spare fuse
18 SPARE	20A Spare fuse
19 SPARE	15A Spare fuse
20 SPARE	10A Spare fuse
21 BLOWER	30A heater fan
22 PWR FUSE-2	30A Power fuse 2
23 FWRAMP	20A Audio amplifier
24 SUNROOF	15A Hatch, diagnostic connector
25 VAIL LP	20A Tailgate Relay
26 PWR FUSE-1	30A Power fuse 1, passenger compartment fuse box (fuses 2,3,7,8,9)
27 ECU	10A Electronic engine control unit
28 RRHTD	30A relay for heated rear window and side mirrors.