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799
ES350 300h_OM_OM33A01U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If the hybrid system will not start (hybrid vehicles)
One of the following may be the cause of the problem:
●The electronic key may not be functioning properly. (P. 8 0 3 )
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●There may be a malfunction in the immobilizer system. ( P. 8 2 )
●There may be a malfunction in the steering lock system.
●The hybrid system may be malfunctio ning due to an electrical problem
such as electronic key battery de pletion or a blown fuse. However,
depending on the type of malfuncti on, an interim measure is available
to start the hybrid system. ( P. 800)
One of the following may be the cause of the problem:
●The 12-volt battery may be discharged. ( P. 8 0 9 )
●The 12-volt battery terminal connecti ons may be loose or corroded.
Reasons for the hybrid system not st arting vary depending on the situa-
tion. Check the following and perf orm the appropriate procedure:
The hybrid system will not start even though the correct starting
procedure is being followed. ( P. 2 0 4 )
The interior lights and headlights are dim, or the horn does not
sound or sounds at a low volume.
Page 893 of 908

893Alphabetical index
ES350 300h_OM_OM33A01U_(U)
Enhanced VSC ..................................... 298
EPS (Electronic Po wer Steering)
Function ..................................................299
Warning light .......................................753
Warning message ............................. 764
Event data recorder (EDR) .................... 11
Flat tire ...................................................... 784
Floor mats ................................................... 28
Fluid Automatic transaxle......................... 833
Brake ....................................................... 834
Hybrid transaxle ................................ 833
Washer .................................................. 689
Fog lights Replacing light bulbs ........................728
Switch....................................................... 234
Wattage ................................................. 836
Footwell light .......................................... 603
Front passenger occupant classification system ............................ 49
Front personal lights............................ 604
Front seats Adjustment ............................................... 151
Cleaning ................................................ 654
Correct driving posture ....................30
Driving position memory ................ 153
Head restraints ..................................... 159
Power easy access system ............ 156
Seat heaters ......................................... 620
Seat position memory....................... 153
Seat ventilators ................................... 620 Front side marker lights
Light switch........................................... 224
Replacing light bulbs ........................732
Welcome light illumination control.................................................... 123
Wattage .................................................836
Front turn signal lights Replacing light bulbs ....................... 730
Turn signal lever ................................... 221
Wattage .................................................836
Fuel Capacity .................................................828
Fuel gauge ............................................... 93
Fuel pump shut off system ............ 750
Information............................................ 837
Refueling ................................................ 239
Type..........................................................828
Warning light ....................................... 754
Warning messages ........................... 772
Fuel filler door........................................ 239 If the fuel filler door cannot be opened ......................... 242
Refueling ................................................ 239
Fuel pump shut off system ................ 750
Fuses............................................................ 712
Garage door opener...........................629
Gauges.........................................................93
Glove box ............................................... 608
Glove box light...................................... 608
Grocery bag hooks............................... 612
F
G
Page 899 of 908

899Alphabetical index
ES350 300h_OM_OM33A01U_(U)
Rear turn signal lightsReplacing light bulbs ........................ 734
Turn signal lever ................................... 221
Wattage ................................................. 836
Rear view mirror Inside rear view mirror ..................... 164
Outside rear view mirrors ...............167
Rear window defoggers
*................. 372
Refueling .................................................. 239 Capacity ................................................ 828
Fuel types .............................................. 828
If the fuel filler door cannot be opened ......................... 242
Opening the fuel tank cap...............241
Regenerative braking .............................72
Remote Touch
*..................................... 109
Replacing Electronic key battery ....................... 710
Fuses........................................................... 712
Light bulbs ............................................. 724
Tires ..........................................................784
Reporting safety defects for U.S. owners...................................868
Reset the maintenance data ............658
Road accident cautions ........................ 78 Safety Connect ....................................... 641
Seat belts
Adjusting the seat belt........................ 33
Automatic Locking Retractor ........ 34
Child restraint system installation ............................................. 62
Cleaning and maintaining the seat belt .......................................655
Emergency Locking Retractor................................................ 34
How to wear your seat belt..............32
How your child should wear the seat belt .......................................... 34
Pre-collision seat belts ....................... 34
Pregnant women, proper seat belt use ......................................... 35
Reminder light and buzzer ........... 754
Seat belt extender ................................ 34
Seat belt pretensioners ...................... 33
SRS warning light .............................. 752
Seat heaters............................................ 620
Seat position memory .......................... 153
Seat ventilators...................................... 620
Seating capacity ..................................... 194
S
*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.