The Hyundai Grandeur business-class sedan has been produced in 4 generations since 1986 to the present. In this article, you will find a description of the fuses and relays of the Hyundai Grandeur, produced in 2005, 2006, 2007, 2008, 2009, 2010 and 2011, with block diagrams and their locations. We will note the cigarette lighter fuse.

Cabin block
Located at the end of the instrument panel on the driver’s side.



Fuse description
| T/LID | 20A Fuel tank cap opener and trunk lid switch |
| FR P/SEAT | 30A Front lumbar support switch, IMS control module, driver/passenger seat manual switch |
| AUDIO-2 | 10A ATM key lock control unit, audio system, IMS switch, auxiliary relay, seat/outlet relay, digital clock and passenger seat belt IND. |
| AUDIO-1 | 15A Audio |
| START | 10A Transmission range switch, alarm relay |
| P/WDW LH | 30A Front left window lift module, rear left window lift switch |
| P/WDW RH | 30A Right front window lifter module, right rear window lifter switch |
| RR P/SEAT | 30A ICM relay block, rear right |
| MODULE 1 | 10A Instrument cluster, BCM, Rear curtain module, Rain sensor, IMS control module, Power window master switch |
| PEDAL ADJ | 15A Rear warning buzzer |
| MIRR HTD | 10A Left/right exterior mirror and mirror folding motor, air conditioning control module |
| KEY SOL | 20A Key solenoid, power window master switch |
| RR FOG | 15A Rear fog light relay |
| A/BAG IND | 10A Instrument panel |
| A/BAG | 15A Airbag switch, SRS control module |
| TILT | 15A Tilt – telescopic module, sport mode switch |
| TAIL LH | 10A Front fog light relay, Rear left combination lamp, License plate lamp, Left headlight |
| TAIL RH | 10A Rear right combination lamp, License plate lamp, Right headlight |
| S/HTR | 10A Driver’s seat heating switch |
| MODULE 2 | 10A Instrument cluster, ESC switch, BCM, ATM key lock control module, yaw rate sensor, multifunction switch |
| A/CON | 10A Air conditioning control module, tilt and telescoping module, rheostat, chrome electric mirror, ceiling console lamp |
| DIESEL | 10A (Spare) |
| C/ LIGHTER | 15A Cigarette lighter |
| T/SIG | 15А BCM |
| RR CURTAIN | 10A Rear curtain module |
| H/LP | 10A Headlight relay, AQS and ambient sensor, HID relay, headlight range adjustment actuator |
| A/CON SW | 10A Air Conditioning Control Module, Fan Relay, Air Conditioning Control Module (AUTO) |
| MEMORY | 15A Data line connector, Air conditioning control module, Instrument cluster, Multi-function switch, Tilt and telescoping module, BCM, Door warning switch, Interior light lamp, Left/right foot lamp, Door lamp |
| PIC | 15A (Spare) |
| ACC SOCKET | 15A Rear socket |
| WIPER | 25A Washer Relay, Windscreen Wiper Relay (Hiqh), Windscreen Wiper Relay |
| POWER CONN | 30A Fuse (MEMORY, AUDIO-1) |
The fuse for the front cigarette lighter is marked C/LIGHTER, and the rear ACC SOCKET is 15A.
Relay elements can be attached to the back of the block.
Photo – diagram

Relay decoding
- R1 Fan relay
- R2 Windshield heating relay
- R3 Parking light relay
- R4 Fuel filler cap relay
Blocks under the hood
The main unit is located on the left side of the engine compartment, next to the battery.


Marking
| 1 | 15A HORN – Horn relay |
| 2 | 20A TAIL – Tail light relay |
| 3 | 10А ECU – PCM |
| 4 | 10A IG1 – Ignition |
| 5 | 15A DRL – Burglar alarm horn relay |
| 6 | 15A FR FOG – Front fog lamp relay |
| 7 | 10A A/CON – Air conditioning relay |
| 8 | 20A F/PUMP – Fuel pump relay |
| 9 | Diode |
| 10 | 20A ATM – ATM control relay |
| 11 | 15A STOP – Stop signal switch |
| 12 | 15A H/LP LO RH – Headlight – Right Side |
| 13 | 15A S/ROOF – Ceiling console light |
| 14 | 20A H/LP WASHER – Headlight washer motor |
| 15 | 20A H/LP HI – Headlight Relay (HI) |
| 16 | 10А ECU (B+) – PCM |
| 17 | 10A SNSR3 – Injector No. 1-6, air conditioning relay, cooling fan relay |
| 18 | 15A SNSR1 – Mass Air Flow Sensor, PCM, Immobilizer Control Module, Oil Control Valve #1/#2, Intake Manifold Control Valve |
| 19 | 15A SNSR2 – Oxygen sensor #1- #4 |
| 20 | 10A B/UP – Reverse light switch, Brake light switch, Gear range switch, Vehicle speed sensor |
| 21 | 20A IGN COIL – Ignition coil #1-6. Capacitor |
| 22 | 10А ECU (IG1) – PCM |
| 23 | 20A H/LP LO – Headlight relay (LOW) |
| 24 | 10A ABS – ABS/ESC control module, universal control connector |
High power fuses
| ABS1 | 40A ABS/ESC control module. Universal control connector |
| ABS2 | 20A ABS/ESC control module, universal control connector |
| I/P (B+)1 | 40A Fuse (FR P / SEAT, T / LID. T / SIG. TILT. PEDAL, RR CURTAIN) |
| RRHTD | 40A Rear heater relay |
| BLOWER | 40A Fan Relay |
| P/WDW | 40A Fuse (P/WDW LH, P/WDW RH) |
| IGN2 | 40A Start relay, ignition switch (IG2, START) |
| ECU RLV | 30A Engine control unit relay |
| I/P (B+)2 | 30A Fuse (KEY SOL, ECS/RR FOG), power connector |
| IGN1 | 30A Ignition switch (ACC, IG1) |
| ALL | 150A Fusible Link (ABS1, ABS2, RR HTD. BLOWER) |
Additional units may be located under the hood, especially on diesel models. See their diagrams on the back of the cover.