check engine Lexus GS350 2015 TIPS FOR THE NAVIGATION SYSTEM / LEXUS 2015 GS350 (OM30E15U) Workshop Manual

538
GS350_OM_OM30E15U_(U)
8-1. Specifications
*: 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
Model3.5L 6-cylinder (2GR-FSE)
Ty p e6-cylinder V type, 4-cycle, gasoline
Bore and stroke3.70  3.27 in. (94.0  83.0 mm)
Displacement210.9 cu.in. (3456 cm3)
Va l v e c l e a r a n c eAutomatic adjustmentDrive belt tension
Fuel
Fuel typeUnleaded gasoline only
Octane Rating91 (Research Octane Number 96) or higher
Fuel tank capacity
(Reference)17.5 gal. (66.3 L, 14.6 Imp.gal.)
Lubrication system
2WDAW D
Oil capacity
Drain and refill 
reference
*
With filter
Without filter6.6 qt. (6.2 L, 5.5 Imp.qt.)
6.2 qt. (5.9 L, 5.2 Imp.qt.)6.8 qt. (6.4 L, 5.6 Imp.qt.)
6.3 qt. (6.0 L, 5.3 Imp.qt.)

GS350_OM_OM30E15U_(U)
5418-1. Specifications
8
Vehicle specifications
*: The fluid capacity is the quantity of reference.If replacement is necessary, contact your Lexus dealer.
Electrical system
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 mi nutes after the engine and
all lights are turned off.)
Charging rates5 A max.
Automatic transmission
Fluid capacity*2WD10.0 qt. (9.5 L, 8.4 Imp.qt.)
AW D10.6 qt. (10.0 L, 8.8 Imp.qt.)
Fluid typeTo y o t a G e n u i n e AT F W S
NOTICE
■Automatic transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause deterio-
ration in shift quality, locking up of yo ur transmission accompanied by vibration,
and ultimately damage the tr ansmission of your vehicle.

590What to do if... (Troubleshooting)
GS350_OM_OM30E15U_(U)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys
can be made by your Lexus dealer. ( P. 105)
●If you lose your electronic keys, the risk of vehicle theft
increases significantly. Contact your Lexus dealer immediately.
( P. 1 0 6 )
●Is the electronic key battery weak or depleted? ( P. 4 2 7 )
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 1 7 8 )
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the elec-
tronic key on your person.
●The function may not operate properly due to the condition of
the radio wave. ( P. 1 1 4 )
If you have a problem, check the following before contacting your
Lexus dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked

594What to do if... (Troubleshooting)
GS350_OM_OM30E15U_(U)
●Did anyone inside the vehicle open a door during setting the
alarm?
The sensor detects it and the alarm sounds. ( P. 7 2 )
To stop the alarm, turn the engi ne switch to IGNITION ON mode
or start the engine.
●Is the electronic key left insid e the vehicle or the moon roof
opened?
Check the message on the multi-information display.
( P. 480)
●When a warning light turns on or a warning message is dis-
played, refer to P. 470, 480.
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

600Alphabetical index
GS350_OM_OM30E15U_(U)
Emergency, in case ofIf a warning buzzer sounds..................................................470
If a warning light turns on...............470
If a warning message is displayed ....................................... 480
If the electronic key does not operate properly ........ 522
If the engine will not start................. 517
If the parking brake cannot be released ....................... 520
If the shift lever cannot be shifted from P ............. 519
If the vehicle battery is discharged ........................................ 525
If you have a flat tire ......................... 504
If you think something is wrong.............................................. 468
If your vehicle becomes stuck ......................................................532
If your vehicle has to be stopped in an emergency ........... 461
If your vehicle needs to be towed .......................................462
If your vehicle overheats ................529
Emergency flashers ............................. 460
Engine Accessory mode................................. 178
Compartment......................................397
Engine switch ......................................... 177
Hood ........................................................394
How to start the engine .................... 177
Identification number .......................537
If the engine will not start................. 517
Ignition switch (engine switch) .................................. 177
Overheating .........................................529 Engine compartment cover............. 398
Engine coolant ...................................... 402
Capacity.................................................540
Checking ............................................... 402
Preparing and checking before winter .................................... 284
Engine coolant temperature gauge .......................................................... 81
Engine immobilizer system ..................70
Engine oil ................................................. 399 Capacity.................................................538
Checking ............................................... 399
Oil level warning message ...........489
Oil pressure warning message.............................481
Preparing and checking before winter .................................... 284
Engine oil maintenance data ........... 384
Engine switch ........................................... 177
Enhanced VSC ......................................249
EPS (Electric Power Steering) ............. 250 Function ..................................................250
Warning light ......................................... 471
Warning message.............................485
Event data recorder (EDR)................... 10

609Alphabetical index
GS350_OM_OM30E15U_(U)
Window lock switch............................ 151
Windshield wipers and washer switch .........................202
Tachometer ........................................ 81, 94
Tail lights.....................................................196 Light switch ............................................ 196
Replacing light bulbs ....................... 455
Welcome light illumination control ................................................... 107
Talk switch
*
Telephone switches*
Theft deterrent system Alarm........................................................... 72
Engine immobilizer system.............. 70
Tire inflation pressure ......................... 543 Maintenance data ..............................543
Tire inflation pressure display function ................................................... 87
Warning light ....................................... 474
Warning message ............................ 495
Tire information ..................................... 549 Glossary ................................................ 556
Size ........................................................... 552
Tire identification number............... 551
Uniform Tire Quality Grading.............................................. 554
Tire pressure warning system ...........412 Function ....................................................412
Initializing..................................................412
Installing tire pressure warning valves and transmitters ..................412
Registering ID codes ........................ 414 Tire pressure warning reset
switch ..................................................... 413
Warning light ....................................... 474
Warning message............................. 495
Tires ............................................................. 410 Chains ..................................................... 286
Checking .................................................410
If you have a flat tire ..........................504
Inflation pressure................................ 543
Information............................................ 549
Replacing ...............................................504
Rotating tires ............................................411
Size ........................................................... 543
Snow tires ..............................................288
Spare tire................................................504
Tire inflation pressure display function................................................... 87
Tire pressure warning system ....... 412
Warning light ....................................... 474
Warning message............................. 495
Tools .......................................................... 505
Top tether strap ........................................66
Total load capacity................................. 174
Towing Dinghy towing ....................................... 176
Emergency towing ........................... 462
Towing eyelet ......................................465
Trailer towing......................................... 175
TRAC (Traction Control)..................249
T
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.