fuse Lexus ES300h 2018 (OM33D45U) User Guide

ES300h_OM_OM33D45U_(U)
4817-3. Do-it-yourself maintenance
7
Maintenance and care
Remove the fuse with the pullout
tool.
Only type A fuse can be removed using
the pullout tool.
Check if the fuse is blown.Normal fuse
Blown fuse
Type A and B:
Replace the blown fuse with a new fuse of an appropriate amperage rating. The
amperage rating can be found on the fuse box lid.
Type C:
Contact your Lexus dealer.
3
4
1
2
Type AType B
Type C

482
ES300h_OM_OM33D45U_(U)7-3. Do-it-yourself maintenance
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may need
replacement. (
→P. 483)
●If the replaced fuse blows again, have th e vehicle inspected by your Lexus dealer.
■If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
■When replacing light bulbs
Lexus recommends that you use genuine Lexus products designed for this vehicle.
Because certain bulbs are connected to circui ts designed to prevent overload, non-gen-
uine parts or parts not designed for this vehicle may be unusable.
WARNING
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to th e vehicle, and possibly a fire or injury.
●Never use a fuse of a higher amperage rating than that indicated, or use any other
object in place of a fuse.
●Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
●Do not modify the fuses or fuse boxes.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your Lexus dealer as
soon as possible.

523
ES300h_OM_OM33D45U_(U)8-2. Steps to take in an emergency
8
When trouble arises
If the hybrid system will not start
One of the following may be the cause of the problem:
●The electronic key may not be functioning properly. (
→P. 526)
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●There may be a malfunction in the immobilizer system. ( →P. 76)
●There may be a malfunction in the steering lock system.
●The hybrid system may be malfunctioni ng due to an electrical problem such
as electronic key battery depletion or a blown fuse. However, depending on
the type of malfunction, an interim meas ure is available to start the hybrid sys-
tem. ( →P. 524)
One of the following may be the cause of the problem:
●The 12-volt battery may be discharged. ( →P. 527)
●The 12-volt battery terminal connections may be loose or corroded.
(→ P. 457)
One of the following may be the cause of the problem:
●The 12-volt battery may be discharged. ( →P. 527)
●One or both of the 12-volt battery terminals may be disconnected. ( →P. 457)
Contact your Lexus dealer if the problem cannot be repaired, or if repair procedures
are unknown.
Reasons for the hybrid system not star ting vary depending on the situation.
Check the following and perform the appropriate procedure:
The hybrid system will not start even though the correct starting proce-
dure is being followed. ( →P. 168)
The interior lights and headlights are d im, or the horn does not sound or
sounds at a low volume.
The interior lights and headlights do not turn on, or the horn does not
sound.

593Alphabetical index
ES300h_OM_OM33D45U_(U)
Enhanced VSC ......................................272
EPS (Electronic Po wer Steering)
Function .................................................. 273
Warning light ...................................... 504
EV drive mode......................................... 173
Event data recorder (EDR) .................... 11
Flat tire ....................................................... 513
Floor mats ................................................... 28
Fluid Brake ........................................................544
Hybrid transmission..........................544
Washer .................................................. 456
Fog lights Switch........................................................ 189
Footwell light .......................................... 396
Front passenger occupant classification system ............................ 46
Front personal lights............................ 397
Front seats Adjustment ............................................. 129
Cleaning .................................................433
Correct driving posture ....................30
Driving position memory ................ 130
Head restraints ..................................... 135
Power easy access system ............ 130
Seat heaters ......................................... 395
Seat position memory....................... 130
Seat ventilators ................................... 395 Front side marker lights
Light switch.............................................182
Replacing light bulbs .......................489
Wattage ................................................. 546
Front turn signal lights Replacing light bulbs ....................... 487
Turn signal lever .................................. 180
Wattage ................................................. 546
Fuel Capacity.................................................540
Fuel gauge ............................................... 86
Information............................................ 547
Refueling ..................................................194
Type..........................................................540
Warning light .......................................504
Fuel filler door.......................................... 194 Refueling ..................................................194
When the fuel filler door cannot be opened ...........................196
Fuses.......................................................... 480
Garage door opener..............................411
Gauges........................................................ 86
Glove box ............................................... 400
Grocery bag hooks............................. 403
F
G

599Alphabetical index
ES300h_OM_OM33D45U_(U)
Rear turn signal lightsReplacing light bulbs ....................... 490
Turn signal lever ..................................180
Wattage ................................................. 546
Rear view mirror Inside rear view mirror ..................... 140
Outside rear view mirrors ...............142
Rear window defoggers ....................388
Refueling ....................................................194 Capacity ................................................ 540
Fuel types .............................................. 540
Opening the fuel tank cap.............. 196
When the fuel filler door cannot be opened .......................... 196
Regenerative braking ............................ 69
Remote Touch
*
Replacing Electronic key battery ......................478
Fuses........................................................ 480
Light bulbs ............................................ 483
Tires ........................................................... 513
Reporting safety defects for U.S. owners................................... 574
Resetting the message indicating maintenance is required ................ 437
Road accident cautions .........................74 Safety Connect ......................................422
Seat belts
Adjusting the seat belt.........................32
Automatic Locking Retractor ........ 33
Child restraint system installation ............................................. 60
Cleaning and maintaining the seat belt ....................................... 434
Emergency Locking Retractor................................................ 33
How to wear your seat belt..............32
How your child should wear the seat belt .......................................... 33
Pregnant women, proper seat belt use ......................................... 34
Reminder light and buzzer ...........504
Seat belt extender ................................ 34
Seat belt pretensioners...................... 33
SRS warning light ..............................503
Seat heaters............................................ 395
Seat position memory ..........................130
Seat ventilators...................................... 395
Seating capacity ..................................... 165
S
*: For vehicles with navigation system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.