ECU GENESIS G70 2023 Service Manual

09
9-31
Battery Usage
Recommendations

[Keep the battery securely mounted.

[ Keep the battery top clean and dry.

[ Keep the terminals and connections
clean, 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
battery cables.
Battery Replacement
„Trunk
OIK092022N
When replacing the battery, disconnect
the negative (-) cable (1) and remove the
positive (+) battery fuse box (2). Remove
the trunk panel and spare wheel. Place
the spare wheel on the floor with the
finished side up so as not to damage.
Then remove the spare wheel bracket
(3) followed by the battery hold down
mounting bracket (4).
WARNING
Do not touch the vehicle's
lower area of the trunk
when the engine is running
or hot. It may cause serious
injury. Turn the engine OFF
and wait until the area is
cooled before replacing the
battery.
Information
For vehicles with power trunks, note that
the power trunk needs to be reset after
the battery has been replaced. For more
details, refer to Power Trunk section in
chapter 5.
NOTICE
Make sure the battery is installed
securely when the it is replaced. If the
battery vibrates while driving, the case
and electrode plate can be damaged.

09
9-49
Engine Compartment Panel Fuse
Replacement
Blade fuse / Cartridge fuse
„Blade type fuse
OIK090025
„Cartridge type fuse
OIK090026
1. Turn the vehicle off.
2. Turn all other switches off.
3. Remove the fuse panel cover by pressing the tap and pulling up.
4. Check the removed fuse; replace it if it is blown. To remove or insert the
fuse, use the fuse puller in the engine
compartment fuse panel.
5. Push in a new fuse of the same rating, and make sure it fits tightly in the
clips. If it does not fit tightly, consult
an authorized retailer of Genesis
Branded products.
NOTICE
After checking the fuse panel in the
engine compartment, securely install
the fuse panel cover. You may hear a
clicking sound if the cover is securely
latched. If it is not securely latched,
electrical failure may occur from water
contact.
Multi fuse / Midi fuse
„Multi type
OIK090027
„Midi type
OIK090028
If the multi fuse or midi fuse is blown,
consult an authorized retailer of Genesis
Branded products.

09
9-51
Instrument panel (Driver s side fuse panel)
Fuse NameFuse Rating Circuit Protected
MULTI MEDIA1 20
A[W/O ISG] Fuse - F11, F12
[With ISG] Low DC-DC Converter (Audio)
AIR BAG1 15A SRS Control Module
ROOM LAMP 10AOverhead Console Lamp, Center Room Lamp, Room
Lamp Vanity Lamp Switch LH/RH, Luggage Lamp LH/
RH Glove Box Lamp, Driver/Passenger Foot Lamp
STOP LAMP 10A IBU, Stop Lamp Switch
CLUSTER 10A Instrument Cluster, Head-Up Display
E-SHIFTER2 10A Electronic ATM Shift Lever
IBU3 10A IBU
MULTI MEDIA3 10A[With ISG] Instrument Cluster, Head-Up Display, A/C
Switch Front Wireless Charger, Surround View Monitor
ECU [W/O ISG] Surround View Monitor ECU, Rear
Corner Radar LH/RH
MULTI MEDIA2 15A Audio
MEMORY1 10AA/C Control Module, A/C Switch, Security Indicator
Head-Up Display, Power Tail Gate Unit, Power Trunk
Module [W/O ISG] Instrument Cluster
IBU4 10A IBU
E-SHIFTER1 10A Electronic ATM Shift Lever
AIR BAG IND. 10A Instrument Cluster, Overhead Console Lamp
IBU1 15AIBU, Driver/Passenger Smart Key Outside Handle,
Driver/Passenger Power Outside Mirror
DRIVER
DR MODULE 10A
Driver Door Module, Driver/Passenger Power Outside
Mirror
E-CALL 10A Emergency Call Module
MODULE2 10A IBU
MODULE3 10A Driver Door Module, Stop Lamp Switch

Maintenance9-52
Fuse Name Fuse Rating Circuit Protected
DOOR LOCK 20
A Door Lock Relay, Door Unlock Relay, Dead Lock Relay
SEAT HEATER 25AFront Air Ventilation Seat Control Module
Front Seat Warmer Control Module
TRUNK 10A Trunk Lid Relay, Fuel Lid Relay, Crash Pad Switch
IBU2 10A IBU, Rain Sensor
AIR BAG2 15A SRS Control Module
POWER OUTLET1 20A Front Power Outlet
MODULE8 10A Cooling Fan Controller (BLDC Motor)
MODULE7 10ADosing Control Module, AWD ECM, Active Air Flap LH,
ECS Unit, Front View Camera, Console Switch, Crash
Pad Switch, IBU, Console Switch, Front View Camera,
Front Wireless Charger, Steering Tilt & Telescopic
Module, Surround View Monitor ECU, Electronic Control
Engine Mounting Module, Steering Angle Sensor
POWER HANDLE 15A Steering Tilt & Telescopic Module
MODULE9 10A Driver Air Lumbar Control Unit
MODULE1 10AData Link Connector, Console Switch, Hazard
Switch, Electronic Control Engine Mounting Module
CHARGER 10A Front/Rear USB Charger, Front Tray USB Charger
MODULE5 10AA/C Control Module, A/C Switch, A/V & Navigation
Head Unit, Low DC-DC Converter (Audio/AMP), Electro
Chromic Mirror, AMP, Emergency Module, Driver IMS
Control Module, Front Air Ventilation Seat Control
Module, Data Link Connector, Front/Rear Seat Warmer
Control Module, IFS Module
SUNROOF 20A Sunroof Control Unit (Glass)
PASSENGER P/ WINDOW 25APassenger Safety Power Window Module, Rear Power
Window Switch RH, Rear Safety Power Window Module
RH
POWER
OUTLET2 20A [5DR] Rear Power Outlet

09
9-53
Fuse NameFuse Rating Circuit Protected
WASHER 15A
Multifunction Switch
MDPS 10A MDPS Unit
DRIVER P/SEAT 30A Driver IMS Control Module, Driver Seat Manual Switch
PASSENGER P/SEAT 30A
Passenger Seat Manual Switch, Passenger Walk In Relay
Module
DRIVER
P/WINDOW 25A
Driver Safety Power Window Module, Rear Safety Power
Window Module LH, Rear Power Window Switch LH
MODULE6 10ASurround View Monitor ECU, IBU, Emergency Call
Module, AMP, Electronic ATM Shift Lever, Overhead
Console Lamp, A/V & Navigation Head Unit, Low DC-DC
Converter (Audio/AMP)
A/CON 10AA/C Control Module, A/C Switch, PM Sensor (A/C), E/R
Junction Block (RLY.6), Diesel Junction Block (RLY.3/4)
MODULE4 10AHead Lamp LH/RH, Auto Head Lamp Leveling Device
Module

09
9-57
Engine compartment fuse panel
Fuse NameFuse Rating Circuit Protected
ESC3 10
A ESP Control Module
ECU3 10A ECM
ECU2 15A ECM
HORN 20A Horn Relay
WIPER1 30A Wiper Power Relay
TCU2 15A P/N Relay, TCM
SENSOR4 10AElectronic Oil Pump Module, Brake Vacuum Switch, E/R
Junction Block (RLY.1 (Brake Vacuum Relay))
TCU1 20A TCM
WIPER2 10A IBU, ECM
SENSOR1 15ARear Sub Junction Block (Fuel Pump Relay),
[D4HB] Rail Pressure Regulating Valve, DieseL Junction
Block (RLY.1 (Fuel Filter Heater Relay))
SENSOR5 20A[G4KL] Ignition Coil #1/#2/#3/#4
[G6DP] Ignition Coil #1/#2/#3/#4/#5/#6
[D4HB] Electronic Water Pump
MODULE 10A Active Air Flap LH
SENSOR1 10A[D4HB] Glow Relay Unit, Fuel Heater & Water Separator
Sensor
ECU1 20A ECM
SENSOR3 15A[G4KL] Oxygen Sensor (Up/Down)
[G6DP] Oxygen Sensor #1/#2/#3/#4
[D4HB] Lambda Sensor #1/#2, Electronic VGT Actuator,
Fuel Metering Unit, EGR Cooing Bypass Solenoid
Vlave, PTC Heater, Mid Nox Sensor, PM Sensor,
Rear Nox Sensor