battery replacement LEXUS RX450h 2016 Owners Manual

466 6-2. Maintenance
RX450h_U_OM0E013U ■
Repair and replacement
It is recommended that genuine Lexus parts be used for repairs to ensure performance
of each system. If non-Lexus parts are used in replacement or if a repair shop other than
a Lexus dealer performs repairs, confirm the warranty coverage. ■
Resetting the message indicating main tenance is required (U.S.A. only)
After the required maintenance is preforme d according to the maintenance schedule,
please reset the message.
To reset the message, follow the procedures described below:
Select on the multi-information display.(  P. 1 0 9 )
Press or of the meter control switch, select the “Scheduled Maintenance”
screen and then press and hold the .
Select the “Yes” and push .
A message will be displayed on the multi-information display when the reset proce-
dure has been completed. ■
Allow inspection and repairs to be performed by a Lexus dealer ●
Lexus technicians are well-trained specialists an d are kept up to date with the latest ser-
vice information. They are well informed about the operation of all systems on your
vehicle. ●
Keep a copy of the repair order. It proves that the maintenance that has been per-
formed is under warranty coverage. If any problem should arise while your vehicle is
under warranty, your Lexus dealer will promptly take care of it.
WA R N I N G ■
If your vehicle is not properly maintained
Improper maintenance could result in seriou s damage to the vehicle and possible seri-
ous injury or death. ■
Handling of the 12-volt battery ●
Engine exhaust, some of its constituents , and a wide variety of automobile compo-
nents contain or emit chemicals known to th e State of California to cause cancer and
birth defects and other reproductive harm. Work in a well ventilated area. ●
Oils, fuels and fluids contained in vehicles as well as waste produced by component
wear contain or emit chemicals known to the State of California to cause cancer and
birth defects or other reproductive harm. Avoid exposure and wash any affected area
immediately. ●
12-volt battery posts, terminals and related accessories contain lead and lead com-
pounds which are known to cause brain damage. Wash your hands after handling.
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5878-1. Specifications
8
Vehicle specifications
RX450h_U_OM0E013U * : The coolant capacity is a reference quantity.
If replacement is necessary, contact your Lexus dealer.Cooling system Capacity
* 
Gasoline engine
10.7 qt. (10.1 L, 8.9 Imp. qt.) 
Power control unit
2.0 qt. (1.9 L, 1.7 Imp. qt.)
Coolant type Use either of the following:
• “Toyota Super Long Life Coolant”
• Similar high-quality ethylene glycol-based
non-silicate, non-amine, non-nitrite, and non-
borate coolant with long-life hybrid organic
acid technology
Do not use plain water alone.
Ignition system (spark plug) Make DENSO FK20HBR8
Gap 0.03 in. (0.8 mm)
NOTICE ■
Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
Electrical system 12-volt battery
Open voltage at 68  F (20  C): 12.6 V or higher: Fully charged
12.2 — 12.4 V: Half charged
12.0 V or lower: Discharged
(Voltage is checked 20 minutes after the hybrid
system and all lights are turned off.)
Charging rates 5 A max.