battery lexus LFA 2012 Technical Information / LEXUS 2012 LFA: INSIDE THE LFA

3
Contents
Section 02
Maintaining the vehicle’s exterior P.78
Maintaining the vehicle’s interior P.8 2
Section 03
Advice for long-term storage P.92
If the vehicle battery is discharged P.94
When transporting the vehicle P.100
Section 04
Technical information P.108

Section 03
Advice for long-term storage
If the vehicle battery is
discharged
When transporting the vehicle

93
Advice for long-term storage
■
■Battery
Removing the specified fuse helps to suppress parasitic current.
However, as the battery naturally loses its charge over time, it may become discharged
if the vehicle is stored for more than several months.
If the vehicle battery is discharged ( "
P. 94)
■
■Remove the fuse
1 Turn the ignition switch to the “LOCK” position.
2 Open the hood.
Hood ("P. 12)
3 Open the fuse box lid in the engine
compartment.
Push the tabs in and lift the lid off.
4 While referring to the back of the fuse
box lid for the location, use the pull-
out tool A to remove the “D/C CUT”
fuse B and put it into C.
Make sure that the fuse is firmly inserted.

94
If the battery is fully discharged or has insufficient charge, perform the following
procedures to gain vehicle access, release the parking brake and use another live
battery to start the engine:
■
■Unlocking the doors
The doors can be unlocked using the
master or valet keys.
If the vehicle battery is discharged

95
If the vehicle battery is discharged
■
■Manually unlocking the rear hatch
1 Remove the cover.
2 Pull the cable.
■
■Manually unlocking the fuel filler door
1 Open the rear hatch and remove the
cover.
M a n u a l l y u n l o c k i n g t h e r e a r h a t c h
(
" P. 95)
2 Pull the lever.

97
If the vehicle battery is discharged
3 Install the parking brake release tool
into the screwdriver handle.
4 Remove the cover.
Hold both sides of the bottom edge and
raise the cover.
5 Insert the tool and press it down firmly
while turning it counterclockwise until
it stops.

98
■
■Starting the engine by connecting an external
battery
1 Open the rear hatch and remove the
battery cover.
Manually unlock the rear hatch (" P. 95)
2 After removing the positive (+) battery terminal cover and checking that the
negative (-) terminal is securely fixed in place, connect the jumper cables in the
following order:
1. Connect the positive (+) jumper
cable to the LFA battery’s positive
(+) terminal.
2. C o n n e c t t h e o t h e r e n d o f t h e
positive (+) jumper cable to the
e x t e r n a l b a t t e r y ’s p o s i t i ve ( + )
terminal.
3. Connect the negative (-) jumper
c a b l e t o t h e ext e r n a l b a t t e r y ’s
negative (-) terminal.
4. C o n n e c t t h e o t h e r e n d o f t h e
negative (-) jumper cable to the
LFA battery’s negative (-) terminal.
To prevent thermal damage to the LFA’s CFRP (Carbon Fiber Reinforced Plastics) body,
ensure that the jumper cables are securely attached to the battery terminals and are not in
contact with any CFRP parts.

99
If the vehicle battery is discharged
3 Allow the battery to charge for a while, and then start the engine.
4 When the engine has started, remove the jumper cables in the exact reverse order
of how they were connected.

Negative battery terminal structure
The LFA's batter y terminals can be
disconnected by raising the lever and
disconnecting the terminal.
When reconnecting the terminal, make
sure that the lever is lowered into the
lock position.
Lock position

112
Brake and Tires
Brake Calipers FrontOpposed 6-piston monoblock
Rear Opposed 4-piston monoblock
Brake Rotors CCM
(Carbon Ceramic Material)
Brake Rotor (diameter) Front
f390 mm x 34V
Rear f360 mm x 28V
Brake System ECB
(Electronically Controlled Brake)
Brake Fluid Type FMVSS No.116 DOT3
Brake Fluid Capacity RHD1.2L (1.3 qt., 1.1 lmp. qt)
LHD 1.1L (1.2 qt., 1.0 Imp. qt.)
Parking Brake EPB (Electric Parking Brake)
Wheel Size Front20 x 9.5J +45
Rear 20 x 11.5J +45
Tire Size Front265/35ZR20 (95Y)
Rear 305/30ZR20 (99Y)
Suspension Type FrontDouble Wishbone
Rear Multi-link
Steering Gear Type Rack and Pinion
Steering Gear Ratio 14.3
Lock to Lock 2.35
Power Steering Type EPS (Electric Power Steering)
Stability control VDIM (Vehicle Dynamics
Integrated Management)
Electrical System
Battery Size S75D31R
Voltage & Amp.hr. (5HR) 12V-56AH
Alternator Output 2,640 W
Starter Output 1.7 kW

114
Index
AAccelerating 32
Accelerator pedal mechanism 32
Active rear wing (maintenance) 80
Active rear wing
(manual operation) 80
Active rear wing (operation) 28
Adding fuel 12
Adding gasoline 12
Adding petrol 12
Adjusting the steering wheel
position 23
Advice for long-term storage 92
Alcantara® care 85
Alcantara® cleaning 85
Alcantara® maintenance 85
Alignment 47
Aluminum center hat 53
Analog gauge 59
Approach angle 100
AUTO mode 58
AUTO mode
(control characteristics) 26
AUTO mode (selection) 27
Automated car-wash 79
Automatic 41
Automatic downshift control 40
BBack door 12
Backing up 11
Battery
(vehicle long-term storage) 93
Battery dark current 93
Battery terminal disconnection 99
Bedding-in new brake pads
or rotors 53
Blipping control 40
Bonnet 12
Bonnet stay 12
Boot 12
Brake caliper 52
Brake discs 53
Brake override system 50
Brake pad bedding 53
Brake pad bed-in 53
Brake pad replacement 53
Brake pedal 51
Brake rotors 53
Brake system 50
Braking 50
Break-over angle 100
Brightness 67
CCarbon fiber care 86
Carbon fiber cleaning 86
Cardan shaft 38
CCM (Carbon Ceramic
Material) discs 53
Ceramic brake discs 53
Ceramic brake rotors 53
CFRP (Carbon Fiber Reinforced
Plastics) maintenance 86
Changing gears 36