2015 LEXUS RX450h Owners Manual

7285-1. Essential information
Emergency towing
If a tow truck is not available in an emergency, your vehicle may be tem-
porarily towed using a cable or chain secured to the emergency towing
eyelet. This should only be attempted on hard surfaced roads for short
distance at under 18 mph (30 km/h).
A driver must be in the vehicle to s teer and operate the brakes. The vehi-
cle’s wheels, drive train, axles, steering and brakes must be in good condi-
tion.
Emergency towing procedure
Take out the towing eyelet. (  P. 764)
Type A
Insert the mechanical key (  P.
52) into the groove and release
the claws. With the mechanical key
inserted, remove the eyelet cover
by pulling it towards you. STEP 1
STEP 2

5
When trouble arises
7295-1. Essential information
Type B
Insert the mechanical key (  P.
52) into the groove and release
the claws. With the mechanical key
inserted, remove the eyelet cover
by pulling it towards you.
Insert the towing eyelet into the
hole and tighten as much as possi-
ble by hand.
Using the tip of the wheel nut
wrench, tighten down the towing
eyelet securely without interfering
with the bumper.
Securely attach a cable or chain to the towing eyelet.
Take care not to damage the vehicle body.
Enter the vehicle being towed and start the hybrid system.
If the hybrid system does not start, turn the “POWER” switch to ON
mode.
Shift the shift lever to N and release the parking brake.
When the shift lever cannot be shifted:  P. 7 7 9STEP 2
STEP 3
STEP 4
STEP 5
STEP 6
STEP 7

7305-1. Essential information
■
While towing
If the hybrid system is off, the power assist for the brakes and steering will not func-
tion, making steering and braking more difficult.■
Wheel nut wrench
Wheel nut wrench is installed in the luggage compartment. (  P. 76 4 )
CAUTION
Observe the following precautions.
Failure to do so may result in death or serious injury. ■
When towing the vehicle
2WD models
AW D m o d e l s Be sure to transport the vehicle with the front
wheels raised or with all four wheels raised off
the ground. If the vehicle is towed with the
front wheels contacting the ground, the driv-
etrain and related parts may be damaged or
electricity generated by the operation of the
motor may cause a fire to occur depending
on the nature of the damage or malfunction.
Be sure to transport the vehicle with all four
wheels raised off the ground. If the vehicle is
towed with the tires contacting the ground,
the drivetrain or related parts may be dam-
aged, the vehicle may fly off the truck, or
electricity generated by the operation of the
motor may cause a fire to occur depending
on the nature of the damage or malfunction.

5
When trouble arises
7315-1. Essential information
CAUTION■
While towing ●
When towing using a rope, avoid sudden starts, etc. which place excessive stress
on the towing hook and rope.
The towing hook or rope may become damaged, broken debris may hit people
and cause serious damage.●
Do not turn the “POWER” switch off.
There is a possibility that the steering wheel is locked and can not be operated.■
Installing towing eyelet to the vehicle
Make sure that towing eyelet is installed securely.
If not securely installed, towing eyelet may come loose during towing.
NOTICE■
To prevent damage to the vehicle when towing using a wheel-lift type truck
When raising the vehicle, ensure adequa te ground clearance for towing at the
opposite end of the raised vehicle. Without adequate clearance, the vehicle could
be damaged while being towed.■
To prevent body damage when to wing with a sling-type truck
Do not tow with a sling-type truck, either from the front or rear.■
Recreational towing (behind motor home, etc.)
Never dinghy tow your vehicle to prevent
causing serious damage to the AWD system
(AWD models) and transmission. (  P. 3 2 4 )

7325-1. Essential information
If you think something is wrong If you notice any of the following symptoms, your vehicle probably needs
adjustment or repair. Contact your Lexus dealer as soon as possible.
■ Visible symptoms
● Fluid leaks under the vehicle.
(Water dripping from the air conditioning after use is normal.)
● Flat-looking tires or uneven tire wear
● Engine coolant temper ature gauge needle continually points
higher than normal.
■ Audible symptoms
● Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the hybrid system
■ Operational symptoms
● Engine missing, stumbling or running rough
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking.
● Vehicle pulls heavily to one side when driving on a level road.
● Loss of brake effectiveness, sp ongy feeling, pedal almost touches
the floor

5
When trouble arises
7335-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer sounds...Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
The following warning in dicates a possible problem in the brake system.
Immediately stop the vehi cle in a safe place and contact your Lexus
dealer.
* : Parking brake engaged warning buzzer
 P. 74 8
Stop the vehicle immediately.
The following warning indicates the po ssibility of damage to the vehicle
that may lead to an ac cident. Immediately stop the vehicle in a safe place
and contact your Lexus dealer. Warning light Warning light/Details
(U.S.A.)

(Canada) Brake system warning light (warning buzzer)
*•Low brake fluid
• Malfunction in the brake system
This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully
released the system is operating normally.
Warning light Warning light/Details
Charging system warning light
Indicates a malfunction in the vehicle’s charging systemCalmly perform the following actions if any of the warning lights comes on
or flashes. If a light comes on or flashes, but then goes off, this does not nec-
essarily indicate a malfunction in the system.

7345-2. Steps to take in an emergency
Have the vehicle inspected immediately.
Failing to investigate the cause of the following warnings may lead to the
system operating abnormally and possibly cause an accident. Have the
vehicle inspected by your Lexus dealer immediately. Warning light Warning light/Details
(U.S.A.)
(Canada) Malfunction indicator lamp
Indicates a malfunction in:
• The hybrid system;
• The electronic engine control system;
• The electronic throttle control system; or
• The emission control system
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
(U.S.A.)

(Canada) ABS warning light
Indicates a malfunction in:
•The ABS; or
• The brake assist system
Brake system warning light
Indicates a malfunction in:
• The regenerative brake system; or
• The electronically controlled brake system
Electric power steering system warning light (warning
buzzer)
Indicates a malfunction in the EPS (Electric Power Steering)
system

5
When trouble arises
7355-2. Steps to take in an emergency
(Flashes) Pre-collision system warning light (if equipped)
Indicates a malfunction in the pre-collision system
The warning light will operate as follows, even when the sys-
tem is not malfunctioning:
• The light will flash quickly wh en the system is operating.
(  P. 2 7 8 )
• The light will turn on when the pre-collision braking is dis-
abled. (  P. 2 7 9 )
• The light will turn on when the system cannot temporarily
be used. (  P. 74 8 )
Slip indicator
Indicates a malfunction in:
• The VSC system;
•The TRAC system; or
• The hill-start assist control systemWarning light Warning light/Details