check engine Lexus IS200t 2015 Service Manual

5528-2. Steps to take in an emergency
IS200t_EE(OM53D19E)
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stopping
the engine.
■Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the electronic
key battery be replaced immediately when the battery is depleted. ( →P. 4 6 6 )
■Alarm (if equipped)
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set, the alarm
may be triggered.
■Changing engine switch modes
Release the brake pedal and press the engine switch in step above.
The engine does not start and modes will be changed each time the switch is pressed.
( → P. 1 9 7 )
■When the electronic key does not work properly
●Make sure that the smart entry & start syst em has not been deactivated in the customi-
zation setting. If it is off, turn the function on.
(Customizable features →P. 5 76 )
●Check if battery-saving mode is set. If it is set, cancel the function. (→P. 1 3 5 )
CAUTION
■When using the mechanical key and operating the power windows or moon roof
Operate the power window or moon roof after checking to make sure that there is no
possibility of any passenger having any of their body parts caught in the window or
moon roof.
Also, do not allow children to operate the mechanical key. It is possible for children and
other passengers to get caught in the power window or moon roof.
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5598-2. Steps to take in an emergency
8
When trouble arises
IS200t_EE(OM53D19E)
Start the engine and turn the air conditioning system on to check that the radi-
ator cooling fans operate and to check for coolant leaks from the radiator or
hoses.
The fans operate when the air conditioning system is turned on immediately after a
cold start. Confirm that the fans are operating by checking the fan sound and air flow.
If it is difficult to check these, turn the air conditioning system on and off repeatedly.
(The fans may not operate in freezing temperatures.)
If the fans are not operating:
Stop the engine immediately and contact any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional.
If the fans are operating:
Have the vehicle inspected at the nearest authorized Lexus dealer or repairer,
or another duly qualified and equipped professional.
Check if “Engine Coolant High Temperature” is shown on the multi-informa-
tion display.
If the message does not disappear:
Stop the engine and contact any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.
If the message is not displayed:
Have the vehicle inspected at the nearest authorized Lexus dealer or repairer,
or another duly qualified and equipped professional.
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567
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9-1. Specifications
Vehicle specifications
IS200t_EE(OM53D19E)
■Oil capacity (Drain and refill [Reference*])
*: The engine oil capacity is a reference quantity to be used when changing the engine
oil. Warm up and turn off the engine, wait more than 5 minutes, and check the oil level
on the dipstick.
■Engine oil selection
“Toyota Genuine Motor Oil SAE 0W-20 for Downsized Turbo Gasoline
Engines” is used in your Lexus vehicle. Use Lexus approved “Toyota Genuine
Motor Oil SAE 0W-20 for Downsized Turbo Gasoline Engines” or equiva-
lent to satisfy the following grade and viscosity.
Oil grade:
“Toyota Genuine Motor Oil SAE 0W-20 for Downsized Turbo Gasoline
Engines” or API grade SL “Energy-Co nserving”, SM “Energy-Conserving” or
SN “Resource-Conserving”; or ILSAC multigrade engine oil
Viscosity grade:
SAE 0W-20 and 5W-30
Recommended viscosity (SAE):
“Toyota Genuine Motor Oil SAE
0W-20 for Downsized Turbo Gaso-
line Engines” is filled into your Lexus
vehicle at manufacturing, and SAE
0W-20 is the best choice for good
fuel economy and good starting in
cold weather.
If SAE 0W-20 oil is not available,
SAE 5W-30 oil may be used. How-
ever, it should be replaced with SAE
0W-20 at the next oil change.
Lubrication system
With filter4.6 L (4.9 qt., 4.0 Imp. qt.)
Without filter4.3 L (4.5 qt., 3.8 Imp. qt.)
Temperature range anticipated
before next oil change Preferred

588
IS200t_EE(OM53D19E)What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be made
by any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional. (
→P. 118)
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional immediately. ( →P. 1 2 1 )
●Is the electronic key battery weak or depleted? ( →P. 466)
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( →P. 1 9 7 )
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person.
●The function may not operate properly due to the condition of the radio wave.
(→ P. 136)
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is set.
Open the rear door from outside and then unlock the child-protector lock.
( → P. 1 2 6 )
If you have a problem, check the foll owing before contacting any authorized
Lexus dealer or repairer, or another duly qualified and equipped professional.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened

596Alphabetical index
IS200t_EE(OM53D19E)
E-mail ......................................................... 374
Eco drive mode .....................................283
Eco Driving Indicator ........................... 107
Eco Driving Indicator Light ............... 104
Elapsed time ............................................ 102
Electric Power Steering (EPS)........285Function ..................................................285
Warning light ........................................ 501
Electronic key............................................ 116
Battery-saving function.................... 135
If the electronic key does not operate properly ........................... 550
Replacing the battery.......................466
Emergency, in case of If a warning message is
displayed ........................................... 506
If the electronic key does not
operate properly ........................... 550
If the engine will not start ............... 547
If the shift lever cannot be shifted from P ...................................549
If the vehicle battery is discharged.........................................553
If the warning buzzer sounds ..... 500
If the warning light turns on ......... 500
If you have a flat tire ..............522, 533
If you think something is wrong.............................................. 498
If your vehicle becomes stuck...... 561
If your vehicle has to be stopped in an emergency............491
If your vehicle needs to be towed............................................. 492
If your vehicle overheats ................557 Emergency brake signal.................... 286
Emergency flashers ............................. 490
Emergency tire puncture
repair kit ................................................ 533
Engine ....................................................... 566 ACCESSORY mode ....................... 197
Compartment ....................................... 441
Engine switch ........................................ 196
Hood ....................................................... 439
How to start the engine ................... 196
Identification number.......................565
If the engine will not start ............... 547
Ignition switch (engine switch) ..... 196
Overheating ........................................ 557
Engine coolant....................................... 445 Capacity................................................. 569
Checking ............................................... 445
Preparing and checking
before winter.................................... 309
Engine coolant temperature
gauge ........................................................ 95
Engine immobilizer system .................. 77
Engine oil ................................................. 442 Capacity................................................. 567
Checking ................................................442
Preparing and checking
before winter.................................... 309
Engine oil maintenance data ........... 444
Engine switch ...........................................196
EPS (Electric Power Steering) ....... 285
Function.................................................. 285
Warning light.........................................501
E

599Alphabetical index
IS200t_EE(OM53D19E)
IdentificationEngine..................................................... 565
Vehicle ................................................... 565
Ignition switch (engine switch) ......... 196
Illuminated entry system ..................... 412
Indicators..................................................... 92
Initialization Engine oil maintenance data ....... 444
Moon roof ...............................................175
Multi-information display ................ 104
Power windows....................................170
Tire pressure warning system ..................................................453
Inside door handle lights ....................... 411
Inside rear view mirror ........................ 163
Instrument panel light control ............98
Intercooler ............................................... 446
Intercooler coolant .............................. 445 Capacity ................................................ 569
Checking ...............................................445
Preparing and checking
before winter ................................... 309
Interior lights ............................................ 412
Wattage.................................................. 573
Intrusion sensor and tilt sensor ..........86
ISOFIX rigid anchors............................. 67
Jack
Positioning the jack...........................440
Vehicle-equipped jack .......523, 534
Jack handle .................................. 523, 534
Jam protection function Moon roof ............................................... 174
Power window ......................................170 Keyless entry
Smart entry & start system.......................................... 122, 129
Wireless remote control ....... 122, 129
Keys............................................................... 116
Battery-Saving Function .................. 135
Electronic key..........................................116
Engine switch ........................................ 196
If the electronic key does not operate properly ............................550
Key number plate..................................116
Keyless entry................................ 122, 129
Mechanical key ...................................... 117
Replacing the battery ...................... 466
Warning buzzer................................... 123
Wireless remote control ...................116
Knee airbags ............................................... 41
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