fuse TOYOTA C-HR 2023 User Guide

6506-3. Do-it-yourself maintenance
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■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. 651)
● If the replaced fuse blows again, have the vehicle inspected by any autho-
rized Toyota retailer or Toyota authorized repairer, or any rel iable repairer.
■ If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness f rom damage.
■ When replacing light bulbs
Toyota recommends that you use genuine Toyota products designed for this
vehicle. Because certain bulbs are connected to circuits design ed to prevent
overload, non-genuine parts or parts not designed for this vehi cle may be
unusable.
WARNING
■ To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to the 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 Toyota 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 b y any
authorized Toyota retailer or Toyota authorized repairer, or an y reliable
repairer as soon as possible.

7427-2. Steps to take in an emergency
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If the hybrid system will not star t
One of the following may be the cause of the problem:
● The electronic key may not be functioning properly. (P. 744)
● There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle. ( P. 124)
● There may be a malfunction in the immobilizer system. (P. 1 2 9 )
● There may be a malfunction in the steering lock system.
● The hybrid system may be malfunctioning due to an electrical prob-
lem such as electronic key battery depletion or a blown fuse. H ow-
ever, depending on the type of malfunction, an interim measure is
available to start the hybrid system. ( P. 743)
One of the following may be the cause of the problem:
● The 12-volt battery may be discharged. (P. 747)
● The 12-volt battery terminal connections may be loose or corroded.
( P. 604)
Reasons for the hybrid system not starting vary depending on
the situation. Check the following and perform the appropriate
procedure:
The hybrid system will not start even though the correct starti ng
procedure is being followed. ( P. 303)
The interior lights and headlights are dim, or the horn does not
sound or sounds at a low volume.

7477-2. Steps to take in an emergency
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When trouble arises
If the 12-volt batter y is discharged
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your vehicle by foll owing the
steps below.
Vehicles with an alarm
( P. 146):
Confirm that the electronic key
is being carried.
When connecting the jumper (or
booster) cables, depending on the
situation, the alarm may activate
and the doors may lock. ( P. 149)
2ZR-FXE engine: Open the hood. (P. 594)
M20A-FXS engine: Open the
hood. ( P. 594) and fuse box
cover.
M20A-FXS engine: Open the
exclusive jump starting termi-
nal cover.
The following procedures may be used to start the hybrid sys-
tem if the vehicle’s 12-volt battery is discharged.
You can also call any authorized Toyota retailer or Toyota auth o-
rized repairer, or any reliable repairer or a qualified repair shop.
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7507-2. Steps to take in an emergency
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Make sure the “READY” indicator comes on. If the indicator light
does not come on, contact any authorized Toyota retailer or Toy ota
authorized repairer, or any reliable repairer.
Once the hybrid system has started, remove the jumper cables in
the exact reverse order from which they were connected.
For M20A-FXS engine: Close the exclusive jump starting terminal
cover, and reinstall the fuse box cover to its original positio n.
Once the hybrid system starts, have the vehicle inspected at an y
authorized Toyota retailer or Toyota authorized repairer, or an y reliable
repairer as soon as possible.
■ Starting the hybrid system when the 12-volt battery is discharged
The hybrid system cannot be started by push-starting.
■ To prevent 12-volt battery discharge
● Turn off the headlights and the audio system while the hybrid system is off.
● Turn off any unnecessary electrical components when the vehicle is running
at a low speed for an extended period, such as in heavy traffic .
■ When the 12-volt battery is removed or discharged
● Information stored in the ECU is cleared. When the 12-volt battery is
depleted, have the vehicle inspected at any authorized Toyota r etailer or
Toyota authorized repairer, or any reliable repairer.
● Some systems may require initialization. (P. 791)
■ When removing the 12-volt battery terminals
When the 12-volt battery terminals are removed, the information stored in the
ECU is cleared. Before removing the 12-volt battery terminals, contact any
authorized Toyota retailer or Toyota authorized repairer, or an y reliable
repairer.
■ Charging the 12-volt battery
The electricity stored in the 12- volt battery will discharge gradually even when
the vehicle is not in use, due to natural discharge and the dra ining effects of
certain electrical appliances. If the vehicle is left for a lon g time, the 12-volt
battery may discharge, and the hybrid system may be unable to s tart. (The
12-volt battery recharges automat ically while the hybrid system is operating.)
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803Alphabetical index
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Fuel
Capacity ................................ 767
Emergency
shut off system ................... 123
Fuel gauge ............................ 164
Gas station information ......... 812
Information ............................ 777
Refueling ............................... 348
Type ...................................... 767
Warning light ......................... 683
Fuel filler door .......................... 350
Opener .................................. 350
Refueling ............................... 348
When the fuel filler door
cannot be opened ............... 351
Fuses ........................................ 646
Gas station information .......... 812
Gauges...................................... 164
Glove box ................................. 561
GPF (Gasoline Particulate
Filter) system ......................... 529
Grocery bag hooks .................. 564
Hands-free system
(for cellular phone)*
Head restraints ........................ 264
Headlight cleaners................... 343
Headlights ................................ 331
Automatic headlight
leveling ............................... 335
Automatic High Beam ........... 336
Extended headlight lighting
system ................................ 332
Light switch ........................... 331
Manual headlight leveling
dial...................................... 333
Replacing light bulbs............. 664
Heated steering wheel............. 555
Heaters
Automatic air conditioning
system ................................ 546
Heated steering wheel .......... 555
Outside rear view mirrors...... 550
Seat heaters ......................... 555
High coolant temperature
warning light .......................... 684
High mounted stoplight
Replacing .............................. 664
Hill-start assist control............ 531
Hood ......................................... 594
Hooks
Cargo hooks ......................... 564
Grocery bag hook ................. 564
Retaining hooks (floor mat)..... 32
Horn .......................................... 268
G
H
*: For vehicles with navigation/multimedia system, refer to
“Navigation and multimedia system Owner’s manual” or
“Multimedia owner’s manual”.

807Alphabetical index
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Personal lights ......................... 558
Wattage................................. 776
Power control unit coolant
Capacity ................................ 771
Checking ............................... 602
Preparing and checking
before winter....................... 541
Radiator ................................ 604
Power outlet ............................. 574
Power steering (Electric
Power Steering system)........ 531
Warning light ......................... 680
Power switch ............................ 303
Auto power off function ......... 305
Changing the
power switch modes ........... 304
If your vehicle has to be
stopped in an emergency ... 669
Starting the
hybrid system ..................... 303
Power windows
Catch protection function ...... 276
Door lock
linked window operation ..... 278
Jam protection function ......... 276
Operation .............................. 275
Window lock switch ............... 275
Pre-Collision System (PCS)
Enabling/disabling the
system ................................ 373
Function ................................ 367
Warning light ......................... 682
Radar cruise control................ 408
Radiator .................................... 604
Radio*
Rear fog light
Replacing light bulbs..... 660, 664
Switch ................................... 341
Wattage ................................ 776
Rear seat .................................. 262
Rear turn signal lights
Replacing light bulbs..... 656, 664
Turn signal lever ................... 322
Wattage ................................ 776
Rear view mirror
Inside rear view mirror .......... 270
Outside rear view mirrors...... 272
Rear window defogger ............ 550
Rear window wiper .................. 346
Refueling .................................. 348
Capacity ................................ 767
Fuel types ............................. 767
Opening the fuel tank cap ..... 350
When the fuel filler door
cannot be opened............... 351
Regenerative braking .............. 119
Replacing
Electronic key battery ........... 643
Fuses .................................... 646
Light bulbs ............................ 651
Tires .............................. 697, 727
Road accident cautions .......... 126
Road Sign Assist ..................... 400
R
*: For vehicles with navigation/multimedia system, refer to
“Navigation and multimedia system Owner’s manual” or
“Multimedia owner’s manual”.