check engine light Lexus ES350 2011 s User Guide

Maintenance and care4
361
ES350_U
4-1. Maintenance and careCleaning and protecting the vehicle exterior............. 362
Cleaning and protecting the vehicle interior .............. 365
4-2. Maintenance Maintenance requirements ....................... 368
General maintenance .......... 370
Emission inspection and maintenance (I/M)
programs................................ 373 4-3. Do-it-yourself
maintenance
Do-it-yourself service precautions ............................ 374
Hood .......................................... 378
Positioning a floor jack ......... 379
Engine compartment ............ 381
Tires............................................ 394
Tire inflation pressure........... 403
Wheels ...................................... 407
Air conditioning filter ........... 409
Electronic key battery............ 411
Checking and replacing fuses ......................................... 413
Headlight aim (vehicles with discharge
headlights) ............................ 422
Light bulbs................................ 424

422
4-3. Do-it-yourself maintenance
ES350_U
Headlight aim (vehicles with discharge headlights)
■Vertical movement adjusting bolts
Adjustment bolt A
Adjustment bolt B
■ Before checking the headlight aim
Make sure the vehicle has a full tank of gas and the area around
the headlight is not deformed.
Park the vehicle on level ground.
Sit in the driver’s seat.
Bounce the vehicle several times.
■ Adjusting the headlight aim
Remove the engine compartment cover. ( →P. 382)
Turn bolt A in either direction
using a Phillips-head screw-
driver.
Remember the turning direction
and the number of turns in mind.
STEP1
STEP2
STEP3
STEP4
STEP1
STEP2

452
5-2. Steps to take in an emergency
ES350_U
■If the tire pressure warning light frequently comes on after blinking for 1 minute
If the tire pressure warning light frequently comes on after blinking for 1 minute
when the “ENGINE START STOP” switch is turned to IGNITION ON mode, have
it checked by your Lexus dealer.
■Customization that can be configured at Lexus dealer
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features →P. 5 1 7 )
CAUTION
■If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could cause loss of
vehicle control and result in death or serious injury.
●Stop your vehicle in a safe place as soon as possible. Adjust the tire inflation pres-
sure immediately.
●If the tire pressure warning light comes on even after tire inflation pressure adjust-
ment, it is probable that you have a flat tire. Check the tires. If the tire is flat,
change to the spare tire and have the flat tire repaired by the nearest Lexus
dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate, you could
lose control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning system may not activate immediately.

5
When trouble arises
473
5-2. Steps to take in an emergency
ES350_U
■When using the compact spare tire
As the compact spare tire is not equipped with the tire pressure warning valve and
transmitter, low inflation pressure of the spare tire will not be warned. Also, if you
replace the compact spare tire after the tire pressure warning light comes on, the
light remains on.
■If you have a flat front tire on a road covered with snow or ice (vehicles with com-
pact spare tire)
Install the compact spare tire on the rear of the vehicle. Perform the following steps
and fit tire chains to the front tires.Replace a rear tire with the compact spare tire.
Replace the flat front tire with the tire removed from the rear of the vehi-
cle.
Fit tire chains to the front tires.
■After completing the tire change
The tire pressure warning system must be reset. ( →P. 396)
CAUTION
■Using the tire jack
Improper use of the tire jack may lead to death or serious injuries due to the vehicle
suddenly falling off the jack.
●Do not use the tire jack for any purpose other than replacing tires or installing and
removing tire chains.
●Only use the tire jack that comes with this vehicle for replacing a flat tire.
Do not use it on other vehicles, and do not use other tire jacks for replacing tires
on this vehicle.
●Always check that the tire jack is securely set to the jack point.
●Do not put any part of your body under the vehicle supported by a jack.
●Do not start or run the engine while your vehicle is supported by the jack.
●Do not raise the vehicle while someone is in it.
●When raising the vehicle, do not put an object on or under the jack.
STEP1
STEP2
STEP3

5
When trouble arises
477
5-2. Steps to take in an emergency
ES350_U
Emergency start functionWhen the engine does not start, the following steps can be used as an
interim measure to start the engine if the “ENGINE START STOP” switch
is functioning normally. Set the parking brake.
Shift the shift lever to P.
Set the “ENGINE START STOP” switch to the ACCESSORY
mode.
Push and hold the “ENGINE START STOP” switch about 15 sec-
onds while depressing the brake pedal firmly.
Even if the engine can be started using the above steps, the system may
be malfunctioning. Have the vehicle checked by your Lexus dealer.
■ The starter motor does not turn over, the interior lights and head-
lights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem.
●One or both of the battery terminals may be disconnected.
● The battery may be discharged. ( →P. 4 8 3 )
● There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if
repair procedures are unknown.
STEP1
STEP2
STEP3
STEP4

484
5-2. Steps to take in an emergency
ES350_U
■Starting the engine when the battery is discharged
The engine cannot be started by push-starting.
■Avoiding a discharged battery
●Turn off the headlights and the audio system while the engine is turned 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, etc.
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately 5
minutes to recharge the battery of your vehicle.
Open and close any of the doors with the “ENGINE START
STOP” switch OFF.
Maintain the engine speed on the second vehicle and turn the
“ENGINE START STOP” switch to the IGNITION ON mode,
then start the vehicle’s engine.
Once the vehicle’s engine has started, remove the jumper
cables in the exact reverse order in which they were con-
nected.
Once the engine starts, have the vehicle checked at your Lexus dealer
as soon as possible.STEP3
STEP4
STEP5
STEP6

497
6-1. Specifications
6
Vehicle specifications
ES350_U
Ignition system
Electrical system
Spark plug
MakeDENSO
Gap
FK20HR11
0.043 in. (1.1 mm)
NOTICE
■Iridium-tipped spark plugs
Use only above spark plugs. Do not adjust gaps for your engine performance or
smooth driveability.
Battery
Open voltage at
68 °F (20 °C):12.6  12.8 V Fully charged
12.2 
12.4 V Half charged
11.8 
12.0 V Discharged
(Voltage is checked 20 minutes after
the engine and all the lights are turned
off)
Charging rates5 A max.

548
Alphabetical index
ES350_U
Emergency flashersSwitch ...................................................... 434
Engine Compartment ...................................... 381
Engine switch......................................... 126
Hood........................................................ 378
How to start the engine.................... 126
Identification number....................... 493
If the engine will not start ............... 476
Ignition switch........................................ 126
Overheating.........................................486
Engine compartment cover .............382
Engine coolant Capacity................................................. 496
Checking ...............................................386
Preparing and checking
before winter ....................................... 191
Engine coolant temperature
gauge ....................................................... 136
Engine immobilizer system.................. 79
Engine oil Capacity.................................................495
Checking ...............................................383
Preparing and checking
before winter ....................................... 191
Engine oil maintenance data........... 385
Event data recorder ............................443 Floor mat .................................................. 339
Fluid
Brake .......................................................388
Power steering fluid ......................... 389
Washer................................................... 393
Fog lights
Switch.......................................................... 151
Wattage ...................................................501
Foot well lighting.....................................314
Front fog lights Switch.......................................................... 151
Wattage ...................................................501
Front passenger occupant classification system ............................ 97
Front passenger's seat belt reminder light ..................................... 447
Front seats Adjustment .............................................. 48
Driving position memory ..................49
Seat position memory.........................53
Front side marker lights Replacing light bulbs ........................424
Wattage ...................................................501
Front turn signal lights
Replacing light bulbs ........................424
Wattage ...................................................501F

555
Alphabetical index
ES350_U
Tachometer .............................................. 136
Tail lightsReplacing light bulbs ........................424
Switch ........................................................ 147
Wattage .................................................. 501
Talk switch............................................... 286
Telephone switch ................................. 286
Theft deterrent system
Alarm ............................................................ 81
Engine immobilizer system ..............79
Tire inflation pressure......................... 403
Tire information Glossary ................................................. 510
Size ........................................................... 507
Tire identification number ............. 507
Uniform tire quality grading........ 508
Tires Chains ....................................................... 193
Checking ............................................... 394
If you have a flat tire.......................... 467
Inflation pressure ............................... 403
Inflation pressure sensor................ 395
Information............................................505
Replacing............................................... 467
Rotating tires ........................................ 394
Size ........................................................... 499
Snow tires................................................195
Spare tire ............................................... 467
Tools ........................................................... 467
Total load capacity.................................190 Towing
Dinghy towing .....................................204
Emergency towing............................435
Trailer towing .........................................197
TRAC........................................................... 177
Traction control .......................................177
Trip meter ................................................. 136
Trunk Extending a space ............................. 337
Opener ...................................................... 44
Trunk light Trunk light ................................................. 45
Wattage ................................................... 501
Turn signal lights
Replacing light bulbs ........................ 424
Switch........................................................ 133
Wattage ................................................... 501T