ECU Hyundai Santa Fe 2018 Workshop Manual

767
Maintenance
3. Check the removed fuse; replace itif it is blown. To remove or insert
the fuse, use the fuse puller in the
engine compartment fuse panel.
4. Push in a new fuse of the same rating, and make sure it fits tightly
in the clips. If it fits loosely, consult
an authorized HYUNDAI dealer.Multi fuse
If the multi fuse is blown, it must be
removed as follows:
1. Disconnect the negative batterycable.
2. Remove the bolts shown in the picture above.
3. Replace the fuse with a new one of the same rating.
4. Reinstall in the reverse order of removal.
✽ ✽NOTICE
If the multi fuse is blown, consult an
Authorized HYUNDAI Dealer.
Main fuse
If the main fuse is blown, it must be
removed as follows:
1. Disconnect the negative battery
cable.
2. Remove the nuts shown in the pic- ture above.
3. Replace the fuse with a new one of the same rating.
4. Reinstall in the reverse order of removal.
ONCNMC2033ONCDMC2037
CAUTION
After checking the fuse box inthe engine compartment,securely install the fuse boxcover. If not, electrical failuresmay occur from water leaking in.

769
Maintenance
DescriptionFuse ratingProtected Component
A/BAG IND10AInstrument Cluster, A/C Control Module
A/BAG15AACU, Passenger Occupant Detection Sensor
5 MODULE7.5ARR_BLOWER, AVM, AC_INVERTER_UNIT,Smart Key Control Module, BCM, Rear Seat Warmer
LH/RH,Driver/Passenger Seat Warmer Module,
1 MODULE7.5ASport Mode Switch, Key Solenoid, Console Switch LH/RH,Rear Power Window Switch LH/RH,
Data Link Connector
FOG LAMP REAR10A-
2 MEMORY10ABCM, Tire Pressure Monitoring Module, Electro Chromic Mirror, Driver/Passenger Door Module, Auto
Light & Photo Sensor, A/C Control Module, Instrument Cluster, FRT_DRV_SEAT
2 SMART KEY7.5ASmart Key Control Module, Immobilizer Module
3 MODULE10A
BCM, Instrument Cluster, Tire Pressure Monitoring Module, A/C Control Module,
Driver/Passenger Door Module, ATM Shift Lever Indicator, Rear Seat Warmer LH/RH, 4WD ECU,
Driver/Passenger Seat Warmer Module, MTS Module, Rear(SMART) Parking Assist Sensor LH/RH,
A/V & Navigation Head Unit, Rear Parking Assist Sensor (Center)LH/RH, AMP, SAS_ESP,EPB_EXT,
Electro Chromic Mirror, BSD
4 SMART KEY10AStart/Stop Button Switch, Immobilizer Module
INTERIOR LAMP15ACargo Lamp, Vanity Lamp LH/RH, Overhead Console Lamp, Center Room Lamp, Personal Lamp
LH/RH
MULTI MEDIA15AAudio, A/V & Navigation Head Unit, MTS Module,D_CLOCK
MDPS7.5AMDPS Unit
HTD STRG15ASteering Wheel Switch
FOG LAMP FRONT15AFRT FOG LAMP LH/RH
1 MEMORY10ARF Receiver, Ignition Key Ill. & Door Warning Switch

Maintenance
74
7
DescriptionFuse ratingProtected Component
MULTI
FUSE
MDPS80AMDPS Unit
2 B+60ASmart Junction Box (IPS 1 (4CH), IPS 2 (1CH), IPS 5 (1CH), Fuse - SUNROOF 1, P/SEAT
PASS, P/SEAT DRV), RR A/CON
BLOWER40ABlower Relay
RR HTD40ARear Defogger Relay
ABS140AESC Module, Multipurpose Check Connector
ABS240AESC Module
C/FAN60ACooling Fan Relay
3 B+60ASmart Junction Box (Fuse - MODULE 1, SMART KEY 4, SUNROOF 2, SMART KEY 1, Leak
Current Autocut Device)
FUSE
4 B+50ASmart Junction Box (IPS 3 (4CH), IPS 6 (2CH), Fuse - F/LID, STOP LAMP, DR LOCK, BRAKE
SWITCH), FUEL LID
ECU40AECU Box
IG140AW/O Smart Key : Ignition Switch, With Smart Key - ACC Relay, IG1 Relay
IG240AStart Relay, IG2 Relay, W/O Smart Key : Ignition Switch
TRAILER30ATrailer Power Outlet
1 B+50ASmart Junction Box (Fuse - S/HEATER RR, S/HEATER FRT, P/WDW RH, P/WDW LH)
HORN15AHorn Relay
DEICER15AFront Deicer Relay
POWER OUTLET25APower Outlet Relay
AC INVERTER30AAC Inverter Module

775
Maintenance
DescriptionFuse ratingProtected Component
FUSE
POWER TAILGATE30APower Tail Gate Module
IDB15AIDB Module
4WD20A4WD ECM
AMS10ABattery Sensor
AMS (WIPER)10ABCM, PCM
WIPER FRT25AWiper LO Relay, Front Wiper Motor
B/UP LAMP10AA/T - Rear Combination Lamp (IN) LH/RH, Electro Chromic Mirror, Audio, A/V & Navigation
Head Unit
ABS37.5AESC Module
5 SENSOR7.5APCM
TCU15AA/T : Transaxle Range Switch
F/PUMP15AFuel Pump Relay
1 ECU 15APCM
2 ECU10AIDB Module
3 SENSOR10AFuel Pump Relay
IGN COIL20ACondenser, Ignition Coil #1/#2/#3/#4
2 SENSOR10APurge Control Solenoid Valve, Variable Intake Solenoid Valve(G4KJ), Oil Control Valve #1/#2
1 SENSOR15AOxygen sensor(#1/#2/#3/#4), PCM, Oxygen Sensor(Down), E/R Fuse & Relay Box (Cooling
Fan Relay)
B/A HORN10ABurgl Aralarm Horn Relay

785
Maintenance
License plate lamp bulb
replacement
1. Loosen the lens retaining screwswith a screwdriver.
2. Remove the lens.
3. Remove the bulb.
4. Install a new bulb.
5. Reinstall the lens securely with the lens retaining screws.
ODM072039

I3
Index
Hill-start Assist Control (HAC) ................................5-53
In the event of brake failure ......................................5-32
Parking brake ............................................................5-33
Power brakes .............................................................5-15
Vehicle Stability Management (VSM) ......................5-50
Bulb wattage ...................................................................8-3
California perchlorate notice ........................................7-99
Cargo security screen .................................................4-173
Center console storage................................................4-162
Central door lock switch...............................................4-23
Certification label .......................................................5-126
Changing tires ...............................................................6-18
Child restraint system ...................................................3-43 Securing a child restraint seat with child seat lower anchor system ..............................................3-51
Tether Anchor system................................................3-49
Using a child restraint system ...................................3-45
Child-protector rear door lock ......................................4-25
Cigarette lighter ..........................................................4-165
Climate control air filter ...............................................7-40
Clothes hanger ............................................................4-170
Consumer information ..................................................8-11
Cruise control system ...................................................5-67
Cup holder ..................................................................4-165
Curtain air bag ..............................................................3-72 Defroster .....................................................................4-1\
37
Front wiper deicer ...................................................4-138
Rear window defroster ............................................4-137
Dimensions .....................................................................8-2\
Door locks..............................................................\
.......4-21 Child-protector rear door lock ..................................4-25
Impact sensing door unlock system ..........................4-25
Operating door locks from inside the vehicle ...........4-23
Operating door locks from outside the vehicle .........4-21
Downhill Brake Control (DBC) ...................................5-51
Drive mode integrated control system .........................5-29
Driver assist system ....................................................4-113 Multi-view Camera System.....................................4-118
Rear parking assist system ......................................4-113
Rear View Camera ..................................................4-117
Driver position memory system ...................................3-16
Driver's and passenger's front air bag ..........................3-66
Driving conditions ......................................................5-103 Driving at night .......................................................5-106
Driving in flooded areas..........................................5-107
Driving in the rain ...................................................5-106
Driving off-road ......................................................5-107
Hazardous driving conditions .................................5-103
Highway driving......................................................5-107
Reducing the risk of a rollover ...............................5-103
C
D

I5
Index
Gauges ........................................................................\
..4-73
Glove box ...................................................................4-162\
Gross vehicle weight ......................................................8-6
Hazard warning flasher...............................................4-119
Hazardous driving conditions .....................................5-103
Headlamp delay ..........................................................4-120
Heated steering wheel...................................................4-58
Highway driving .........................................................5-107
Hill-start Assist Control (HAC)....................................5-53
Hood ........................................................................\
.....4-44
Horn ........................................................................\
......4-59
How to use this manual ..................................................1-2Immobilizer system ........................................................4-8
Important safety precautions ..........................................3-2
Air Bag Hazards ..........................................................3-2
Always Wear Your Seat Belt .......................................3-2
Control Your Speed .....................................................3-3
Driver Distraction........................................................3-2
Keep Your Vehicle in Safe Condition .........................3-3
Restrain All Children ..................................................3-2
Inside rearview mirror ..................................................4-60
Instrument cluster .........................................................4-72
Instrument cluster control .............................................4-73 Gauges .......................................................................4\
-73
Instrument cluster control .........................................4-73
Transaxle Shift Indicator ...........................................4-76
Instrument panel overview .............................................2-6
Interior care...................................................................7-93
Interior features...........................................................4-165 AC inverter ..............................................................4-169
Aux, USB and iPod
®port .......................................4-172
Cargo security screen ..............................................4-173
Cigarette lighter.......................................................4-165
Clothes hanger.........................................................4-170
Cup holder ...............................................................4-165
Floor mat anchor(s) .................................................4-171
Luggage net (holder) ...............................................4-173
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