Relay blocks, fuses and fuse links (Hyundai Sonata EF)

Contents: Component arrangement ⇓ Fuse box in the passenger compartment ⇓ Relay box in the cabin ⇓ Fuse and relay box in the engine…⇓

Note: General rules for replacing fuses and fuse links are given in chapter "User manual".

Component arrangement

Fuse box in the passenger compartment

Engine compartment fuse box

Fuse box in the passenger compartment

Fuse box in the passenger compartment. A - power connector, B - connector of the electronic control unit of the ETACS system, C - relay No.1 for locking the doors, D - relay No.2 for locking the doors, E - excitation winding resistor, F - rear side light relay, G - window lift motor relay, H - relay for the rear window heater and side mirror heaters.

Note: The location of the fuses in different configurations may differ slightly from that shown in the figures.

Universal fuses

№	Target	Nom
1	Electronic control unit for air conditioning, side mirror heaters	10 A
2	Emergency alarm system	10 A
3	Rear fog lights	15 A
4	Electronic air conditioning control unit	10 A
5	Electronic control unit (ETACS air conditioning), sunroof, automatic headlight range adjustment system	10 A
6	Door lock relay	15 A
7	Front seats with electric adjustment	25 A
8	Fuel filler flap and trunk lid opening switches	15 A
9	Brake lights	15 A
10	Headlight, xenon headlight. Headlight washer, headlight beam correction system, DRL system	10 A
11	Instrument cluster	10 A
12	Hazard warning switch	10 A
13	Air conditioner switch. Heater fan motor relay (HIGH mode)	10 A
14	Connector for connecting additional equipment	15A
15	Front seat heaters	15 A
16	SRS system	15 A
17	Reversing lights, automatic transmission electronic control unit, automatic transmission pulse generator, vehicle speed sensor	10 A
18	Electronic control unit (immobilizer, cruise control system, ETACS), instrument cluster	10 A
19	Electronic control unit for cruise control system. Engine start switch, starter (manual transmission models), relay of standard anti-theft system	10 A
20-23	Not used	10 A
24	Radio, clock, instrument cluster	10 A
25	Exterior and interior lighting	10 A
26	Radio tape recorder	10 A
27	Windscreen wiper and washer, AQS system	20 A
26	Interior light, side door opening light, electric antenna	10 A
29	Exterior and interior lighting	10 A
30	Cigarette lighter, electrically adjustable side mirrors	15 A
31	Electronic control unit of the cruise control system	10 A

Relay box in the cabin

Relay

№	Name
M42	Trunk lid actuator lock relay
M43	Direction indicator relay
M44	Alarm relay
M45	Rear Fog Light Relay
M46	Door lock unlock relay
LM6	Relay of the standard anti-theft system

Fuse and relay box in the engine compartment

Fuse and relay box in the engine compartment: A - condenser fan relay (HIGH-1 mode), B - headlight relay (low beam), C - radiator fan relay (HIGH-1 mode), D - condenser fan relay (LOW mode), E - starter relay, F - air conditioning compressor electromagnetic clutch relay, G - condenser fan relay (HIGH-2 mode), H - horn relay, J - radiator fan relay (HIGH-2 mode), K - front fog light relay, L - headlight relay (high beam), M - windshield wiper motor relay, N - radiator fan relay (LOW mode).

Note: The location of the fuses in different configurations may differ slightly from that shown in the figures.

Fusible links

№	Chain	Nom
CON/ FAN	Condenser Fan Motor	20 A
POWER/ WINDOW	Electric windows	40 A
IGN-1	Ignition switch (ACC, ON positions)	30 A
ABS №1	Electronic control unit ABS	30 A
ASS Nu2	Electronic control unit ABS	30 A
IGN-2	Ignition switch (positions IG2, START)	30 A
RAD/ FAN	Radiator Fan Motor	30 A

Special fuses

№	Chain	Nom.
1	Fuel pump motor relay	20 A
2	Headlights (low beam)	15 A
3	Electronic control unit ABS	10 A
4	Nozzles	10 A
5	Electronic control unit for air conditioning	10 A
6	Automatic transmission control relay	20 A
7	Injection system control relay	30 A
8	Ignition coil, ignition system malfunction sensor	20 A
9	Oxygen sensor	15A
10	Electronic engine control unit, fuel pump relay, positive crankcase ventilation solenoid valve, idle speed control servo, crankshaft position sensor	15 A
11	Sound signal	10 A
12	Headlights (high beam)	15 A
13	Headlight washer motor	20 A
14	Electronic control unit of the DRL system, siren of the anti-theft system	15 A
15	Front Fog Lights	15 A
16	Xenon headlight	15 A
17	Diode N01	-
18	Spare	30 A
19	Spare	20 A
20	Spare	15 A
21	Spare	10 A
22	Diode #2	-
23	Electric heater fan	30 A
24	Litanium connector, fuse #6	30 A
25	Audio system amplifier	20 A
26	Sunroof, diagnostic socket	15A
27	Rear side light relay	20 A
28	Passenger compartment fuse box (fuses #2, 3, 7, 8, 9)	30 A
29	Generator, electronic engine control unit	10 A
30	Rear Window Defogger Relay and Side Mirror Defoggers	30 A