Lexus LS 500h 2019 Owner's Manual page 545

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
4 Start the engine of the second vehi-
cle. Increase the engine speed
slightly and maintain at that level for
approximately 5 minutes to
recharge the 12-volt battery of your
vehicle.
5 Open and close any of the doors of
your vehicle with the power switch
off.
Maintain the engine speed of the
6
second vehicle and start the hybrid
system of your vehicle by turning
the power switch to ON mode.
7 Make sure the "READY" indicator
comes on. If the indicator does not
come on, contact your Lexus
dealer.
8 Once the hybrid system has
started, remove the jumper cables
LS500h_OM_General_OM50J66E
7-2. Steps to take in an emergency
on your vehicle and connect the
A
on the second vehicle. Then,
B
on the second vehicle and connect the
C
.
D
in the exact reverse order from
which they were connected.
Method connecting jumper (or

booster) cables to the exclusive
jump starting terminal
1 Confirm that the electronic key is
being carried.
When connecting the jumper (or booster)
cables, depending on the situation, the
alarm may activate and doors locked.
(P.115)
543
7