2023 INFINITI Q50 fuses

8 Do-it-yourself
Maintenance precautions ............................................... 8-2
Engine compartment check locations ......................... 8-3VR30DDTT engine ..................................................... 8-3
Engine cooling system ..................................................... 8-3 Checking engine coolant level ................................ 8-4
Changing engine coolant .......................................... 8-5
Intercooler cooling system ............................................. 8-5 Checking intercooler coolant level ......................... 8-6
Changing intercooler coolant .................................. 8-6
Engine oil ........................................................................\
..... 8-7
Checking engine oil level ........................................... 8-7
Changing engine oil and filter .................................. 8-7
Automatic Transmission Fluid (ATF) .......................... 8-9
Brake fluid ........................................................................\
8-10
Window washer fluid ................................................... 8-10
Battery ........................................................................\
....... 8-11
Checking battery fluid level .................................... 8-12
Jump starting ............................................................. 8-13
Variable voltage control system ................................. 8-13
Drive belts ........................................................................\
. 8-13
Spark plugs ....................................................................... 8-14 Replacing spark plugs .............................................. 8-14 Air cleaner ........................................................................\
8-15
Windshield wiper blades .............................................. 8-15
Cleaning ..................................................................... 8-15
Replacing ................................................................... 8-16
Brakes ........................................................................\
........ 8-16 Self-adjusting brakes ............................................. 8-16
Brake pad wear warning ....................................... 8-16
Fuses ........................................................................\
.......... 8-17 Engine compartment .............................................. 8-17
Passenger compartment ....................................... 8-18
Intelligent Key battery replacement ......................... 8-19
Lights ........................................................................\
......... 8-22 Headlights ................................................................. 8-22
Exterior and interior lights .................................... 8-23
Wheels and tires ............................................................. 8-26 Tire pressure ............................................................. 8-26
Tire labeling ............................................................. 8-30
Types of tires ........................................................... 8-32
Tire chains ................................................................ 8-34
Changing wheels and tires ................................... 8-35
Jacking up the vehicle and replacing tires ...... 8-38

Under some driving or climate conditions,
occasional brake squeak, squeal or other
noise may be heard. Occasional brake noise
during light to moderate stops is normal and
does not affect the function or performance
of the brake system.
Proper brake inspection intervals should be
followed.For additional information, see the
maintenance schedule shown in the “9.
Maintenance and schedules” section.
JVM0255X
JVM0734X
ENGINE COMPARTMENT
WARNING
Never use a fuse of a higher or lower
amperage rating than that specified on
the fuse box cover. This could damage
the electrical system or electronic con-
trol units or cause a fire.
If any electrical equipment does not operate,
check for an open fuse.
1. Be sure the ignition switch is placed in the OFF or LOCK position and the
headlight switch is in the OFF (if so
equipped) or AUTO position and the
headlights are OFF.
2. Open the engine hood.
3. Remove the fuse/fusible link holder cover.
4. Remove the fuse with the fuse puller.
Do-it-yourself8-17
FUSES

8-18Do-it-yourself
SDI1754
5. If the fuse is open, replace it with a
new fuse. Spare fuses are stored in the
passenger compartment fuse box.
6. If a new fuse also opens, have the electrical system checked and repaired.
It is recommended you visit an INFINITI
retailer for this service.
Fusible links
If any electrical equipment does not operate
and fuses are in good condition, check the
fusible links. If any of these fusible links are
melted, replace only with genuine INFINITI
parts.
JVM0256X
PASSENGER COMPARTMENT
WARNING
Never use a fuse of a higher or lower
amperage rating than that specified on
the fuse box cover. This could damage
the electrical system or electronic con-
trol units or cause a fire.
If any electrical equipment does not operate,
check for an open fuse.
1. Be sure the ignition switch is placed in the OFF or LOCK position and the
headlight switch is in the OFF (if so equipped) or AUTO position and the
headlights are OFF.
2. Open the fuse box lid.
3. Remove the fuse with the fuse puller
.
4. If the fuse is open, replace it with a new fuse.
5. If a new fuse also opens, have the electrical system checked and repaired.
It is recommended you visit an INFINITI
retailer for this service. Spare fuses are
stored in the fuse box.

Entry/exit functionMemory seat ................................................... 3-33
Event Data Recorders (EDR) ........................ 10-24
Exhaust gas (carbon monoxide) ........................ 5-4
Explanation of scheduled
maintenance items ................................................. 9-5
F
F.M.V.S.S./C.M.V.S.S. certification label .... 10-12
Filter Air cleaner housing filter ............................. 8-15
Changing engine oil and filter ...................... 8-7
Flashers (See hazard warning flasher
switch) ....................................................................... 6-2
Flat tire ...................................................................... 6-3
Flat Tire - Visit dealer warning ....................... 2-22
Flat towing ......................................................... 10-20
Floor mat cleaning ................................................. 7-6
Floor mat installation ............................................ 7-6
Fluid Automatic Transmission Fluid (ATF) ......... 8-9
Brake fluid ...................................................... 8-10
Capacities and recommended fluids/
lubricants .......................................................... 10-2
Engine coolant .................................................. 8-3
Engine oil ........................................................... 8-7
Window washer fluid .................................. 8-10
Fog light switch ................................................... 2-43
Forward Emergency Braking (FEB) ............ 5-106
Forward Emergency Braking (FEB) system
warning light ......................................................... 2-13 Front and rear sonar system .......................... 5-135
Front passenger air bag and status light ..... 1-50
Front power seat adjustment ............................. 1-3
Front seat
Front seat adjustment .................................... 1-3
Fuel Capacities and
recommended fluids/lubricants ................. 10-2
Fuel economy ............................................... 5-123
Fuel information ........................................... 10-4
Fuel octane rating ........................................ 10-4
Fuel-filler cap .................................................. 3-25
Fuel-filler door ............................................... 3-25
Gauge .................................................................. 2-9
Fuel Efficient Driving Tips .............................. 5-122
Fuses ....................................................................... 8-17
Fusible links ........................................................... 8-18
G
Garage door opener HomeLink®Universal Transceiver ............ 2-61
Gas cap ................................................................... 3-25
Gauge ........................................................................\
. 2-6 Engine coolant temperature gauge ............ 2-8
Fuel gauge ......................................................... 2-9
Odometer ............................................................ 2-7
Speedometer ...................................................... 2-7
Tachometer ....................................................... 2-8
Trip computer ................................................. 2-27
General maintenance ............................................. 9-2 Glove box ............................................................... 2-51
H
Hazard warning flasher switch ........................... 6-2
Head restraints/headrests .................................. 1-8
Headlights
Aiming control (See Adaptive Front
lighting System (AFS)) ................................. 2-41
Headlight switch ............................................ 2-36
Heated seats ......................................................... 2-44
Heated steering wheel ....................................... 2-46
Heater Engine block heater ................................... 5-140
Heater and air conditioner ................................ 4-37
High beam assist ................................................. 2-38
Hill start assist system ..................................... 5-134
HomeLink
®Universal Transceiver .................. 2-61
Hood release ......................................................... 3-22
Hook Coat hooks ...................................................... 2-52
Trunk hooks .................................................... 2-53
Horn ........................................................................\
. 2-43
I
Ignition switch (Push-button) ................................................. 5-11
Automatic transmission models ................ 5-16
Immobilizer system .............................................. 2-31
Indicator
Vehicle information display ........................ 2-19
11-3