Lexus NX300h - What to Do if

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What to do if... (Troubleshooting)
LEXUS NX300h Owners Manu-
al_USA_OM78212U
0-1.What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
 If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
(→P.386)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. (→P.386)
 Is the electronic key battery weak or
depleted? (→P.347)
 Is the power switch in ON mode?
When locking the doors, turn the
power switch off. (→P.168)
 Is the electronic key left inside the
vehicle?
When locking the doors, make sure
that you have the electronic key on
your person.
 The function may not operate prop-
erly due to the condition of the radio
wave. (→P.169)
 Is the child-protector lock set?
The rear door cannot be opened
from inside the vehicle when the
lock is set. Open the rear door from
outside and then unlock the child-
protector lock. (→P.109)
 Did you press the power switch
while firmly depressing the brake
pedal? (→P.168)
 Is the shift lever in P? (→P.168)
 Is the electronic key anywhere
detectable inside the vehicle?
(→P.122)
 Is the steering wheel unlocked?
(→P.169)
 Is the electronic key battery weak or
depleted?
In this case, the hybrid system can
be started in a temporary way.
(→P.388)
 Is the 12-volt battery discharged?
(→P.390)
 Is the power switch in ON mode?
If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The doors cannot be locked or
unlocked
The rear door cannot be opened
If you think something is wrong
The hybrid system does not start
The shift lever cannot be shifted
from P even if you depress the
brake pedal