Lexus RX 450h Owner's Manual page 247

when using engine braking, do not use
the transmission in D. (P.252)
If the engine overheats
■
Towing a loaded trailer up a long, steep
incline in temperatures exceeding
30°C (85°F) may result in the engine
overheating. If the engine coolant tem-
perature gauge indicates that the
engine is overheating, turn the air con-
ditioning off immediately, leave the
road and stop the vehicle in a safe
place. (P.557)
When parking the vehicle
■
Always place wheel chocks under the
wheels of both the vehicle and trailer.
Set the parking brake and shift the shift
lever to P.
WARNING
Follow all the instructions described in
this section. Failure to do so could cause
an accident resulting in death or serious
injury.
Trailer towing precautions
■
When towing, make sure that none of the
weight limits are exceeded. (P.243)
To avoid accident or injury
■
Do not tow a trailer when the compact
●
spare tire is installed on your vehicle.
Do not use the following systems when
●
trailer towing.
• Cruise control (if equipped)
• Dynamic radar cruise control with
full-speed range (if equipped)
• LTA (Lane Tracing Assist) (if equipped)
• PCS (Pre-Collision System) (if
equipped)
� � � � � � � � � � � � � � � � �
4-1. Before driving
• BSM (Blind Spot Monitor) (if
equipped)
Vehicle speed in towing
■
Observe the legal maximum speeds for
trailer towing.
Before descending hills or long
■
declines
Reduce speed and downshift. However,
never downshift suddenly while
descending steep or long downhill
grades.
Operation of the brake pedal
■
Do not hold the brake pedal depressed
often or for long periods of time. Doing
so may result in the brake overheating or
reduce braking effects.
NOTICE
Do not directly splice trailer lights
■
Directly splicing trailer lights may dam-
age your vehicle's electrical system and
cause a malfunction.
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