2010 HYUNDAI TUCSON ECU

Maintenance
34
7
(Continued)
If any electrolyte gets intoyour eyes, flush your eyes
with clean water for at least
15 minutes and get immedi-
ate medical attention.
If electrolyte gets on your
skin, thoroughly wash the
contacted area. If you feel a
pain or a burning sensa-
tion, get medical attention
immediately.
Wear eye protection whencharging or working near a
battery. Always provide
ventilation when working in
an enclosed space.
An inappropriately dis-posed battery can be harm-
ful to the environment and
human health. Dispose the
battery according to your
local law(s) or regulation.
(Continued)

For best battery service
Keep the battery securely mounted.
Keep the battery top clean and dry.
Keep the terminals and connectionsclean, tight, and coated with petroleum
jelly or terminal grease.
Rinse any spilled electrolyte from the battery immediately with a solution of
water and baking soda.
If the vehicle is not going to be used for an extended time, disconnect the bat-
tery cables.
BATTERY

OLM079019N
WARNING- Battery dangers
Always read the following
instructions carefully when
handling a battery.
Keep lighted cigarettes and all other flames or sparks
away from the battery.
Hydrogen, a highly com- bustible gas, is always
present in battery cells and
may explode if ignited.
Keep batteries out of the reach of children because
batteries contain highly
corrosive SULFURIC ACID.
Do not allow battery acid to
contact your skin, eyes,
clothing or paint finish.
(Continued)

753
Maintenance
Main fuse and Multi fuse
If the main fuse and Multi fuse is blown,
it must be removed as follows:
1. Disconnect the negative battery cable.
2. Remove the nuts shown in the pictureabove.
3. Replace the fuse with a new one of the same rating.
4. Reinstall in the reverse order of removal.
✽ ✽NOTICE
If the main fuse is blown, consult an
authorized HYUNDAI dealer.CAUTION
After checking the fuse panel in the
engine compartment, securelyinstall the fuse panel cover. If not,electrical failures may occur fromwater contact.

OLM079052N

Maintenance
56
7
Description Fuse rating Protected component
B/UP LP 10A B/UP LP Relay
DR LOCK 15A Door Lock Relay, Tail Gate Relay, Door Unlock Relay
MODULE 5 7.5A BCM, PDM
WIPER RR 15A ICM Relay Box (Rear Wiper Relay), Rear Wiper Motor, Multifunction Switch (Wiper)
SUNROOF 15A Sunroof Motor
IGN 1 20A E/R Fuse & Relay Box(ECU 2 7.5A, ABS 7.5A, TCU 2 7.5A)
A/CON 7.5A A/C Control Module
S/HEATER RR 15A -
P/WDW RH 25A Power Window Main Switch, Passenger Power Window Switch, Rear Power Window Switch RH
MODULE 3 10A -
P/SEAT (DRV) 20A Driver Seat Manual Switch
PDM 15A PDM
P/WDW LH 25A Power Window Main Switch, Rear Power Window Switch LH
AMP 25A AMP
HTD MIRR 7.5A Rear Defogger Switch, Rear Defogger (+), Driver/Passenger Power Outside Mirror
SAFETY POWER WINDOW 20A Driver Safety Power Window Module
TPMS 7.5A ATM Shift Lever, AWD ECM, Tire Pressure Monitoring Module
HAZARD 15A ICM Relay Box(Flasher Sound Relay), BCM

757
Maintenance
Engine compartment main fuse panel
Description Fuse rating Protected component
MULTI FUSE MDPS 80A EPS Control Module
B+1 60A I/P Junction Box(PDM 15A, DR LOCK 15A, HAZARD 15A, IPS 4, IPS 5, IPS 6, IPS 7)
ABS 2 40A Multipurpose Check Connector, ESC Control Module
EMS 40A EMS Box(TCU 1 15A, ECU 30A, A/CON 10A, F/PUMP 15A)
ABS 1 40A Multipurpose Check Connector, ESC Control Module
BLOWER 40A Blower Relay
B+3 60A
I/P Junction Box(P/SEAT(DRV) 20A, SAFETY POWER WINDOW 20A, TPMS 7.5A,
Power Connector(AUDIO 1 10A, ROOM LP 10A))
B+2 60A I/P Junction Box(Power Window Relay, SUNROOF 15A, AMP 25A, IPS 0, IPS 1, IPS 2, IPS 3)
FUSE C/FAN 40A E/R Fuse & Relay Box(C/FAN LO Relay, C/FAN HI Relay)
RR HTD 40A E/R Fuse & Relay Box(RR HTD Relay)
IGN 1 40A PDM Relay Box(IGN1 Relay), Ignition Switch
IGN 2 40A E/R Fuse & Relay Box(Statr Relay), PDM Relay Box(IGN2 Relay), Ignition Switch
HORN 15A E/R Fuse & Relay Box(Horn Relay, B/A Horn Relay)
DEICER 15A E/R Fuse & Relay Box(Deicer Relay, RR HTD Relay)
STOP LP 10A Stop Lamp Switch, ICM Relay Box(DBC Relay)
B+ SENSOR 10A Batter Sensor
TCU 2 7.5A Transaxle Range Switch(A/T), Vehicle Speed Sensor(M/T)
ABS 7.5A Multipurpose Check Connector, ESC Control Module
ECU 2 7.5A E/R Fuse & Relay Box(ATM P/N Relay), Mass Air Flow Sensor, PCM
F/PUMP 15A EMS Box(F/PUMP Relay)

Maintenance
58
7
Description Fuse rating Protected component
FUSE SENSOR 4 15A
E/R Fuse & Relay Box(C/FAN HI, LO Relay), EMS Box(F/PUMP Relay),
Oxygen Sensor (UP, DOWN), PCM
SENSOR 3 10A EMS Box(A/CON Relay), Injector(#1, #2, #3, #4)
SENSOR 2 10A -
TCU 1 15A PCM
A/CON 10A EMS Box(A/CON Relay)
SENSOR 1 10A Crankshaft Position Sensor, Camshaft Position Sensor #1/2, Oil Control Valve #1/2,
Canister Purge Control Solenoid Valve, Variable Intake Manifold Valve, Canister Close Valve
ECU 1 20A Ignition Colil (#1, #2, #3, #4), Condenser
ECU 30A EMS Box(Engine Control Relay)

Maintenance
64
7
3. Remove the socket from the assembly
by turning the socket counterclockwise
until the tabs on the socket align with
the slots on the assembly.
4. Remove the bulb from the socket by pressing it in and rotating it counter-
clockwise until the tabs on the bulb
align with the slots in the socket. Pull
the bulb out of the socket.
5. Insert a new bulb by inserting it into the socket and rotating it until it locks
into place.
6. Install the socket in the assembly by aligning the tabs on the socket with the
slots in the assembly. Push the socket
into the assembly and turn the socket
clockwise.
7. Install the service cover by putting it into the service hole.High mounted stop light
replacement
If the light is not operating, have the vehi-
cle checked by an authorized HYUNDAI
dealer.
License plate light bulb replace-
ment
1. Remove the lens by pressing the tabs.
2. Remove the socket from the lens.
3. Remove the bulb by pulling it straightout.
4. Install a new bulb in the socket and install the socket to the lens.
5. Reinstall the lens securely.

OLM079038
OLM079039
OLM079055

I3
Index
California Perchlorate Notice ··················\
··················\
····7-75
Capacities (Lubricants) ··················\
··················\
················8-4
Care Exterior care ··················\
··················\
··················\
··········7-66
Interior care ··················\
··················\
··················\
···········7-71
Tire care ··················\
··················\
··················\
·················7-37\
Cargo capacity ··················\
··················\
··················\
·········5-57
Cargo security screen··················\
··················\
·················4-87\
Cargo weight ··················\
··················\
··················\
············5-61
Center console storage ··················\
··················\
···············4-81
Central door lock switch··················\
··················\
············4-10
Certification label ··················\
··················\
··················\
····5-59
Changing a tire with TPMS ··················\
··················\
·······6-10
Changing tires ··················\
··················\
··················\
··········6-13
Chains Safety chains··················\
··················\
··················\
··········5-51
Tire chains ··················\
··················\
··················\
·············7-49
Tire chains ··················\
··················\
··················\
·············5-47
Checking tire inflation pressure··················\
··················\
·7-38
Child restraint system ··················\
··················\
················3-30 Auto lock mode (Passenger seat belt) ··················\
·······3-33
Tether anchor system ··················\
··················\
···············3-35
Lower anchor system··················\
··················\
···············3-36
Child-protector rear door lock ··················\
··················\
···4-12
Climate control system (Automatic) ··················\
···········4-71 Air conditioning ··················\
··················\
··················\
····4-77 Automatic heating and air conditioning ··················\
····4-72
Manual heating and air conditioning··················\
·········4-73
Climate control system (Manual) ··················\
···············4-62 Air conditioning ··················\
··················\
··················\
····4-67
Heating and air conditioning ··················\
··················\
···4-63
Cigarette lighter ··················\
··················\
··················\
·······4-83
Climate control air filter ··················\
··················\
············4-69
Climate control air filter ··················\
··················\
············7-29
Clock (Digital) ··················\
··················\
··················\
·········4-86
Combined instrument, see instrument cluster ···············4-33
Compact spare tire ··················\
··················\
··················\
···6-18
Compact spare tire replacement ··················\
··················\
7-42
Consumer information ··················\
··················\
·················8-8
Coolant ··················\
··················\
··················\
··················\
···7-22
Cooling fluid, see engine coolant ··················\
················7-22
Crankcase emission control system ··················\
·············7-72
Cruise control system ··················\
··················\
················5-36
Cup holder ··················\
··················\
··················\
···············4-84
Curtain air bag ··················\
··················\
··················\
·········3-55
Dashboard, see instrument cluster ··················\
···············4-33
Dashboard illumination, see instrument panel illumination ··················\
·············4-34
Defogging (Windshield) ··················\
··················\
············4-78
Defogging logic (Windshield) ··················\
··················\
···4-80
Defroster (Rear window) ··················\
··················\
···········4-60
Defrosting (Windshield) ··················\
··················\
············4-78
C
D

I5
Index
Front seat adjustment - power ··················\
··················\
·····3-6
Fuel filler lid ··················\
··················\
··················\
············4-21
Fuel gauge··················\
··················\
··················\
················4-36
Fuel requirements ··················\
··················\
··················\
······1-3
Fuses ··················\
··················\
··················\
··················\
······7-50Fuse/relay panel description ··················\
··················\
····7-54
Main fuse and multi fuse ··················\
··················\
·········7-53
Memory fuse··················\
··················\
··················\
··········7-52
Gauge Engine temperature gauge ··················\
··················\
·······4-35
Fuel gauge ··················\
··················\
··················\
·············4-36
Glassroof, see sunroof ··················\
··················\
···············4-24
Glove box··················\
··················\
··················\
·················4-81\
Hazard warning flasher ··················\
··················\
··············4-49
Hazardous driving conditions ··················\
··················\
····5-42
Headlight bulb replacement ··················\
··················\
·······7-60
Headlight escort function··················\
··················\
···········4-50
Headlight welcome function··················\
··················\
······4-50
Headrest ··················\
··················\
··················\
············3-8, 3-12
Heating and air conditioning ··················\
··················\
·····4-63
High mounted stop light replacement ··················\
·········7-64
Highway driving ··················\
··················\
··················\
······5-45
Hitches ··················\
··················\
··················\
··················\
···5-51
Hood··················\
··················\
··················\
··················\
·······4-19 Horn ··················\
··················\
··················\
··················\
·······4-29
How to use this manual ··················\
··················\
···············1-2
Ignition key interlock system ··················\
··················\
····5-14
Indicators and warnings ··················\
··················\
·············4-40
Indicator symbols on the instrument cluster ··················\
·1-7
Instrument cluster ··················\
··················\
··················\
····4-33
Engine temperature gauge ··················\
··················\
·······4-35
Fuel gauge ··················\
··················\
··················\
·············4-36
Instrument panel illumination ··················\
··················\
·4-34
Odometer/Tripmeter ··················\
··················\
················4-37
Speedometer ··················\
··················\
··················\
··········4-34
Tachometer ··················\
··················\
··················\
············4-34
Trip computer ··················\
··················\
··················\
········4-36
Warning and indicators ··················\
··················\
············4-40
Instrument panel illumination··················\
··················\
····4-34
Instrument panel overview··················\
··················\
···········2-3
Interior care··················\
··················\
··················\
··············7-71
Interior features··················\
··················\
··················\
········4-83 Ashtray ··················\
··················\
··················\
··················\
4-83
Cigarette lighter ··················\
··················\
··················\
·····4-83
Cargo security screen ··················\
··················\
··············4-87
Cup holder ··················\
··················\
··················\
·············4-84
Digital clock ··················\
··················\
··················\
··········4-86
Floor mat anchor(s) ··················\
··················\
·················4-86\
Luggage net (holder) ··················\
··················\
···············4-87
Power outlet ··················\
··················\
··················\
···········4-85
G
I
H