2016 LEXUS IS250 brake

201
2-5. Driving information
2

When driving
Selecting snow chains
Snow chains can be mounted on 16- and 17-inch tires. They cannot be
mounted on 18-inch tires. Use the correct snow chain size when mount-
ing the snow chains. Chain size is regulated for each tire sizes.
Side chain
(0.12 in. [3 mm] in diameter)
Cross chain
(0.16 in. [4 mm] in diameter)
Regulations on the use of snow chains
lRegulations regarding the use of tire chains vary according to location
and type of road. Always check local regulations before installing
chains.
lInstall the chains on the rear tires.
lRetighten the chains after driving 1 /4 ⎯ 1 /2 mile (0.5 ⎯ 1.0 km).
nWhen driving the vehicle
Accelerate the vehicle slowly and drive at a reduced speed suitable
to road conditions.
nWhen parking the vehicle
Park the vehicle and move the shift lever to P (automatic transmis-
sion) or R (manual transmission) without setting the parking brake.
The parking brake may freeze up, preventing it from being released.

206
2-5. Driving information
Dinghy towing (vehicles with a manual transmission)
Towing your vehicle with 4 wheels on the ground
To prevent damage to your vehicle, perform the following procedures
before towing.
Shift the shift lever to neutral.
Switch to ACCESSORY mode. (→P. 1 2 8 )
Ensure that the audio system and other powered devices have been
turned off.
Release the parking brake.
After towing, leave the engine in idle for at least 3 minutes before driv-
ing the vehicle.
nNecessary equipment and accessories
Specialized equipment and accessories are required for dinghy towing. Contact
the service branch of the motor home manufacturer regarding recommended
equipment.
Your vehicle can be dinghy towed in a forward direction (with 4 wheels on
the ground) behind a motor home.
STEP1
STEP2
STEP3

300
4-2. Maintenance
General maintenance
Engine compartment
ItemsCheck points
BatteryMaintenance-free. (→P. 32 1 )
Brake fluidAt the correct level? (→P. 31 9 )
Engine coolantAt the correct level? (→P. 31 7 )
Engine oilAt the correct level? (→P. 31 3 )
Exhaust systemNo fumes or strange sounds?
Radiator/condenser/hosesNot blocked with foreign matter?
(→P. 31 9 )
Wa s h e r f l u i dAt the correct level? (→P. 32 4 )
Listed below are the general maintenance items that should be performed
at the intervals specified in the “Warranty and Services Guide” or “Owners
Manual Supplement”. It is recommended that any problem you notice
should be brought to the attention of your Lexus dealer or qualified service
shop for advice.

309
4-3. Do-it-yourself maintenance
4

Maintenance and care
CAUTION
nWhen raising your vehicle
Make sure to observe the following to reduce the possibility of death or serious
injury.
lDo not use the jack that was supplied with your vehicle.
lDo not put any part of your body or get underneath the vehicle supported only by
the floor jack.
Always use automotive jack stands on a solid, level, surface.
lDo not start the engine while the vehicle is supported by the floor jack.
lStop the vehicle on level firm ground, firmly set the parking brake and put the shift
lever in P (automatic) or R (manual).
lMake sure to set the floor jack properly at the jack point.
Raising the vehicle with an improperly positioned floor jack will damage the vehi-
cle and may cause the vehicle to fall off the floor jack.
lDo not raise the vehicle while someone is in the vehicle.
lWhen raising the vehicle, do not place any objects on top of or underneath the
floor jack.
lLift up the vehicle using a floor jack such as
the one shown in the illustration.

310
4-3. Do-it-yourself maintenance
Engine compartment
IS350
Battery (→P. 321)
Engine oil level dipstick
(→P. 313)
Engine oil filler cap
(→P. 313)
Brake fluid reservoir
(→P. 319)
Fuse boxes (→P. 3 4 7 )
Washer fluid tank
(→P. 32 4 )
Electric cooling fans
Condenser (→P. 319)
Radiator (→P. 319)
Engine coolant reservoir
(→P. 317)

311
4-3. Do-it-yourself maintenance
4

Maintenance and care
IS250
Battery (→P. 321)
Engine oil level dipstick
(→P. 313)
Engine oil filler cap
(→P. 313)
Brake fluid reservoir
(→P. 319)
Fuse boxes (→P. 3 4 7 )
Washer fluid tank
(→P. 32 4 )
Electric cooling fans
Condenser (→P. 319)
Radiator (→P. 319)
Engine coolant reservoir
(→P. 317)

319
4-3. Do-it-yourself maintenance
4

Maintenance and care
Radiator and condenser
Check the radiator and condenser and clear any foreign objects.
If either of the above parts are extremely dirty or you are not sure of their
condition, have your vehicle checked by your Lexus dealer.
Brake fluid
nChecking fluid level
The brake fluid level should be
between the “MAX” and “MIN”
lines on the tank.
Make sure to check the fluid type and prepare the necessary items.
nAdding fluid
CAUTION
nWhen the engine is hot
Do not touch the radiator or condenser, as they may be hot and you may be burned.
Fluid typeFMVSS No.116 DOT 3 or SAE J1703 brake fluid
ItemsClean funnel
nBrake fluid can absorb moisture from the air
Excess moisture in the fluid can cause a dangerous loss of braking efficiency. Use
only newly opened brake fluid.

320
4-3. Do-it-yourself maintenance
CAUTION
nWhen filling the reservoir
Take care because brake fluid can harm your hands or eyes and damage painted
surfaces.
If fluid gets in your eyes, flush your eyes with clean water immediately.
If you still experience discomfort, see a doctor.
NOTICE
nIf the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads wear or
when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, it may indicate a serious problem.