If The Vehicle Battery Is Discharged - Lexus LS 500 2019 Owner's Manual

If the vehicle battery is dis-
charged
The following procedures may be
used to start the engine if the vehi-
cle's battery is discharged.
You can also call your Lexus dealer
or a qualified repair shop.
Restarting the engine
If you have a set of jumper (or booster)
cables and a second vehicle with a
12-volt battery, you can jump start your
vehicle by following the steps below.
Method connecting jumper (or

booster) cables to the battery
1 Confirm that the electronic key is
being carried.
3
Connect a positive jumper cable clamp to
clamp on the other end of the positive cable to
connect a negative cable clamp to
clamp at the other end of the negative cable to
Positive (+) battery terminal (your vehicle)
A
Positive (+) battery terminal (second vehicle)
B
Negative (-) battery terminal (second vehicle)
C
Negative (-) battery terminal (your vehicle)
D
LS500_OM_(U)_1810
7-2. Steps to take in an emergency
When connecting the jumper (or booster)
cables, depending on the situation, the
alarm may activate and doors locked.
(P.66)
2
Open the trunk lid and remove the
luggage mat. (P.340)
In the event that the trunk opener cannot
be used, use the mechanical key to open
the trunk. (P.433)
on your vehicle and connect the
A
on the second vehicle. Then,
B
on the second vehicle and connect the
C
.
D
435
7