stop start Lexus ES300h 2017 Service Manual

587What to do if... (Troubleshooting)
ES300h_OM_OM33C75U_(U)
●Did you press the power switch while firmly depressing the brake pedal?
(→ P. 1 6 8 )
●Is the shift lever in P? (→ P. 1 7 0 )
●Is the electronic key anywhere detectable inside the vehicle? ( →P. 1 2 1 )
●Is the steering wheel unlocked? ( →P. 171)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way. ( →P. 5 2 8 )
●Is the 12-volt battery discharged? ( →P. 5 2 9 )
●Is the power switch in ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
power switch in ON mode (→ P. 1 7 8 )
●It is locked automatically to prevent theft of the vehicle. ( →P. 1 7 0 )
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( →P. 1 4 5 )
If you think something is wrong
The hybrid system does not start
The shift lever cannot be shifted fr om P even if you depress the brake
pedal
The steering wheel cannot be turned after the hybrid system is stopped
The windows do not open or close by operating the power window
switches

588What to do if... (Troubleshooting)
ES300h_OM_OM33C75U_(U)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or ON mode (the hybrid system is not operating) for a period of time.
( → P. 1 7 0 )
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( →P. 5 0 6 )
●The parking brake indicator is on
Is the parking brake released? ( →P. 181)
Depending on the situation, other type s of warning buzzer may also sound.
( → P. 505, 511)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( →P. 7 8 )
To stop the alarm, turn the power switch to ON mode or start the hybrid system.
●Is the electronic key left inside th e vehicle or the moon roof opened?
Check the message on the multi-information display. ( →P. 511)
●When a warning light turns on or a warning message is displayed, refer to
P. 505, 511. The power switch is turned off automatically
A warning buzzer sounds during driving
An alarm is activate
d and the horn sounds
A warning buzzer sounds wh en leaving the vehicle
A warning light turns on or a warning message is displayed

594Alphabetical index
ES300h_OM_OM33C75U_(U)
Emergency, in case ofIf a warning buzzer
sounds................................................. 505
If a warning light turns on.............. 505
If a warning message is displayed ........................................... 511
If the 12-volt battery is discharged .........................................529
If the electronic key does not operate properly ........ 527
If the hybrid system will not start ............................................... 525
If you have a flat tire ........................... 515
If you think something is wrong.............................................. 504
If your vehicle becomes
stuck ...................................................... 537
If your vehicle has to be
stopped in an emergency ......... 499
If your vehicle needs
to be towed ......................................500
If your vehicle overheats ............... 533
Emergency flashers ............................. 498
Energy monitor .........................................97 Engine
Accessory mode .................................169
Compartment .......................................451
Hood........................................................ 449
How to start the hybrid system ................................................... 168
Identification number ....................... 542
Ignition switch (power switch) ..... 168
Overheating.........................................533
Power switch. ....................................... 168
Engine compartment cover..............452
Engine coolant Capacity .................................................545
Checking ............................................... 457
Preparing and checking before winter .................................... 284
Engine coolant temperature gauge ........................................................ 86
Engine oil Capacity ................................................. 543
Checking ............................................... 453
Preparing and checking
before winter .................................... 284