2015 Lexus IS300h trailer

2674-5. Using the driving support systems
4
Driving
IS300h_EE(OM53D56E)
CAUTION
■When the sensor may not be correctly detecting the vehicle ahead
In the case of the following and depending on the conditions, operate the brake pedal
when deceleration of the system is insufficient or operate the accelerator pedal when
acceleration is required.
As the sensor may not be able to correctly detect these types of vehicles, the approach
warning (→P. 259) will not be activated, which may lead to an accident resulting in
death or serious injury.
●Vehicles with small rear ends (trailers with no load on board, etc.)
●Vehicles that cut in suddenly
●Vehicles traveling at low speeds
●Vehicles that are not moving in the same lane
●Motorcycles traveling in the same lane

3164-5. Using the driving support systems
IS300h_EE(OM53D56E)
■The Blind Spot Monitor function is operational when
●The BSM main switch is set to on
●Vehicle speed is greater than approximately 16 km/h (10 mph).
■The Blind Spot Monitor function will detect a vehicle when
●A vehicle in an adjacent lane overtakes your vehicle.
●Another vehicle enters the detection area when it changes lanes.
■Conditions under which the Blind Spot Monitor function will not detect a vehicle
The Blind Spot Monitor function is not designed to detect the following types of vehicles
and/or objects:
●Small motorcycles, bicycles, pedestrians etc.*
●Vehicles traveling in the opposite direction
●Guardrails, walls, signs, parked vehi cles and similar stationary objects*
●Following vehicles that are in the same lane*
●Vehicles driving 2 lanes across from your vehicle*
*
: Depending on conditions, detection of a vehicle and/or object may occur.
■Conditions under which the Blind Spot Monitor function may not function correctly
●The Blind Spot Monitor function may not detect vehicles correctly in the following con-
ditions:
• During bad weather such as heavy rain, fog, snow etc.
• When ice or mud etc. is attached to the rear bumper
• When driving on a road surface that is wet due to rain, standing water etc.
• When there is a significant difference in speed between your vehicle and the vehicle that enters the detection area
• When a vehicle is in the detection area from a stop and remains in the detection area as your vehicle accelerates
• When driving up or down consecutive steep inclines, such as hills, a dip in the road
etc.
• When multiple vehicles approach with only a small gap between each vehicle
• When vehicle lanes are wide, and the vehicle in the next lane is too far away from
your vehicle
• When the vehicle that enters the detection area is traveling at about the same speed as your vehicle
• When there is a significant difference in height between your vehicle and the vehicle that enters the detection area
• Directly after the BSM main switch is set to on
• When your vehicle is towing a trailer
●Instances of the Blind Spot Monitor function unnecessarily detecting a vehicle and/ or
object may increase under the following conditions:
• When there is only a short distance between your vehicle and a guardrail, wall etc.
• When there is only a short distance between your vehicle and a following vehicle
• When vehicle lanes are narrow and a vehicle driving 2 lanes across from your vehi- cle enters the detection area
• When items such as a bicycle carrier are installed on the rear of the vehicle

3194-5. Using the driving support systems
4
Driving
IS300h_EE(OM53D56E)
■Conditions under which the Rear Crossing Traffic Alert function will not detect a vehi-
cle
The Rear Crossing Traffic Alert function is not designed to detect the following types of
vehicles and/or objects.
●Small motorcycles, bicycles, pedestrians etc.*
●Vehicles approaching from directly behind
●Guardrails, walls, signs, parked vehicles and similar stationary objects*
●Vehicles moving away from your vehicle
●Vehicles approaching from the parking spaces next to your vehicle*
●Vehicles backing up in the parking space next to your vehicle
*: Depending on conditions, detection of a vehicle and/or object may occur.
■Conditions under which the Rear Crossing Traffic Alert function may not function cor-
rectly
The Rear Crossing Traffic Alert function may not detect vehicles correctly in the follow-
ing conditions:
●During bad weather such as heavy rain, fog, snow etc.
●When ice or mud etc. is attached to the rear bumper
●When multiple vehicles approach continuously
●Shallow angle parking
●When a vehicle is approaching at high speed
●When parking on a steep incline, such as hills, a dip in the road etc.
●Directly after the BSM main switch is set to on
●When your vehicle is towing a trailer
●Directly after the hybrid system is started with the BSM main switch on
●Vehicles that the sensors cannot detect
because of obstacles

587
9
9-1. Specifications
Vehicle specifications
IS300h_EE(OM53D56E)
X17-inch tires
X18-inch tires
■When towing a trailer (vehicles with a towing package)
Add 20.0 kPa (0.2 kgf/cm2 or bar, 3 psi) to the recommended tire inflation pressure and
drive at speeds below 100 km/h (62 mph).
Ti r e s i z e225/45R17 91W, 225/45RF17 91W
Tire inflation
pressure
(Recommended
cold tire inflation
pressure)Vehicle speedFront wheel
kPa (kgf/cm2 or
bar, psi)Rear wheel
kPa (kgf/cm2 or
bar, psi)
More than 190 km/h
(118 mph)290 (2.9, 42)290 (2.9, 42)
190 km/h (118 mph) or
less250 (2.5, 36)250 (2.5, 36)
Wheel size17 × 7 1 /2J
Wheel nut torque103 N•m (10.5 kgf•m, 76 ft•lbf)
Ti r e s i z e225/40R18 88Y, 255/35R18 90Y
Tire inflation
pressure
(Recommended
cold tire inflation
pressure)
250 kPa (2.5 kgf/cm2 or bar, 36 psi)
Wheel size18 × 8J (225/40R18), 18 × 8 1 /2J (255/35R18)
Wheel nut torque103 N•m (10.5 kgf•m, 76 ft•lbf)

625Alphabetical index
IS300h_EE(OM53D56E)
Tires ............................................................ 466Chains ..................................................... 323
Checking ...............................................466
Emergency tire puncture
repair kit ..............................................545
If you have a flat tire ............. 545, 559
Inflation pressure............................... 586
Replacing ............................................... 476
Rotating tires ........................................ 467
Size........................................................... 586
Snow tires .............................................. 324
Tire inflation pressure display
function ............................................... 468
Tire pressure warning system .... 468
Warning light ....................................... 523
Tools ........................................................... 476
Top strap ..................................................... 74
Towing ........................................................ 514
Emergency towing..............................514
Towing capacity .................................578
Towing eyelet ........................................517
Trailer towing ....................................... 204
Traction battery (hybrid battery).......83
Traction Control (TRC) ..................... 296
Traction motor (electric motor) ........ 79
Trailer towing .........................................204 Transmission.............................................219
Driving mode select switch.......... 293
Hybrid transmission ........................... 219
If the shift lever cannot be
shifted from P................................... 562
Paddle shift switches.......................... 221
S mode .................................................... 222
TRC (Traction Control) ..................... 296
Trip meters ............................................... 109
Trunk ............................................................143
Luggage security system ................ 145
Smart entry & start system ............. 143
Trunk features ......................................432
Trunk grip................................................ 144
Trunk light ............................................... 146
Trunk opener main switch .............. 145
Trunk opener switch.......................... 143
Wireless remote control ................. 144
Trunk light .................................................. 146 Trunk light ............................................... 146
Wattage ................................................ 588
Turn signal lights ................................... 225
Replacing light bulbs............................497, 499, 500, 507
Turn signal lever..................................225
Wattage ................................................ 588