2015 LEXUS NX300h immobilizer

TABLE OF CONTENTS
2
NX300h_U_OM78007U For your information ................................... 8
Reading this manual................................... 14
How to search ..............................................15
Pictorial index ............................................... 16
1-1. For safe use
Before driving................................. 28
For safety drive............................... 30
Seat belts .......................................... 32
SRS airbags ..................................... 40
Front passenger occupant
classification system.................. 53
Safety information for
children .......................................... 59
Child restraint systems ............... 60
Exhaust gas precautions ............. 76
1-2. Hybrid system
Hybrid system features................ 77
Hybrid system precautions.........81
1-3. Theft deterrent system
Immobilizer system ...................... 86
Alarm .................................................88
Theft prevention labels
(for U.S.A.) .................................... 90 2. Instrument cluster
Warning lights and
indicators....................................... 92
Gauges and meters ......................97
Multi-information display ........ 102
Head-up display .......................... 106
Energy monitor/
consumption screen ...................111
3-1. Key information
Keys .................................................... 118
3-2. Opening, closing and locking
the doors
Side doors ....................................... 124
Back door ....................................... 129
Smart access system with
push-button start ..................... 140
3-3. Adjusting the seats
Front seats.......................................146
Rear seats........................................ 147
Driving position memory..........154
Head restraints ............................ 1581
For safety and security 2
Instrument cluster
3
Operation of each
component

27
For safety and security
1
NX300h_U_OM78007U 1-1. For safe use
Before driving................................. 28
For safety drive............................... 30
Seat belts .......................................... 32
SRS airbags ..................................... 40
Front passenger occupant
classification system.................. 53
Safety information for
children .......................................... 59
Child restraint systems ............... 60
Exhaust gas precautions ............. 76
1-2. Hybrid system
Hybrid system features................77
Hybrid system precautions ........ 81
1-3. Theft deterrent system
Immobilizer system ...................... 86
Alarm .................................................88
Theft prevention labels
(for U.S.A.) .................................... 90

86 1-3. Theft deterrent system
NX300h_U_OM78007UImmobilizer system The indicator light flashes after the
power switch has been turned off to
indicate that the system is operating.
The indicator light stops flashing after
the power switch has been turned to
ACCESSORY or ON mode to indi-
cate that the system has been canceled. ■
System maintenance
The vehicle has a maintenance-free type immobilizer system. ■
Conditions that may cause the system to malfunction ●
If the grip portion of the key is in contact with a metallic object●
If the key is in close proximity to or touching a key registered to the security system (key
with a built-in transponder chip) of another vehicle ■
Certification for the immobilizer system 
For vehicles sold in the U.S.A.
FCC ID: NI4TMIMB-3
This device complies with part 15 of the FC C Rules. Operation is subject to the following
two conditions: (1) This device may not caus e harmful interference, and (2) this device
must accept any interference received, incl uding interference that may cause undesired
operation.
Changes or modifications not expressly approved by the party responsible for compli-
ance could void the user’s authority to operate the equipment. 
For vehicles sold in Canada
This device complies with Industry Canada licence-exempt RSS st andard(s). Operation
is subject to the following two conditions: (1) this device may not cause interference, and
(2) this device must accept any interference, including interference that may cause
undesired operation of the device.The vehicle’s keys have built-in transponder chips that prevent the hybrid sys-
tem from starting if a key has not been previously registered in the vehicle’s
on-board computer.
Never leave the keys inside the vehicle when you leave the vehicle.
This system is designed to help prevent vehicle theft but does not guarantee
absolute security against all vehicle thefts.

871-3. Theft deterrent system
1
For safety and security
NX300h_U_OM78007U WA R N I N G ■
Certifications for the immobilizer system
Changes or modifications not expressly approved by the party responsible for compli-
ance could void the user’s authority to operate the equipment.
NOTICE ■
To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation of
the system cannot be guaranteed.

142 3-2. Opening, closing and locking the doors
NX300h_U_OM78007U ■
Electronic Key battery-Saving Function
When battery-saving mode is set, battery de pletion is minimized by stopping the elec-
tronic key from receiving radio waves.
■
Conditions affe cting operation
The smart access system with push-button star t, wireless remote control and immobilizer
system use weak radio waves. In the followi ng situations, the communication between the
electronic key and the vehicle may be affected, preventing the smart access system with
push-button start, wireless remote control and immobilizer system from operating prop-
erly. (Ways of coping:  P. 5 9 2 )●
When the electronic key battery is depleted ●
Near a TV tower, electric powe r plant, gas station, radio stat ion, large display, airport or
other facility that generates strong radio waves or electrical noise ●
When the electronic key is in contact wi th, or is covered by the following metallic
objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
•Hand warmers made of metal
• Media such as CDs and DVDs ●
When other wireless keys (that emit radio waves) are being used nearby ●
When carrying the electronic key together with the following devices that emit radio
waves
• Portable radio, cellular phone, cordless phone or other wireless communication
devices
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or person al digital assistants (PDAs)
• Digital audio players
• Portable game systems ●
If window tint with a metallic content or me tallic objects are attached to the rear win-
dow ●
When the electronic key is placed near a battery charger or electronic devicesPress twice while pressing and holding .
Confirm that the electronic key indicator flashes
4 times.
While the battery-saving mode is set, the smart
access system with push-button start cannot be
used. To cancel the function, press any of the
electronic key buttons.

2034-2. Driving procedures
4
Driving
NX300h_U_OM78007U If the hybrid system is stopped with the shift lever in a position other than P, the
power switch will not be turned off but instead be turned to ACCESSORY
mode. Perform the following procedure to turn the switch off:
Check that the parking brake is set.
Shift the shift lever to P.
Check that “Turn Off Vehicle” is displayed on the multi-information display
and then press the power switch once.
Check that “Turn Off Vehicle” on the multi-information display is off. ■
Auto power off function
If the vehicle is left in ACCESSORY mode for more than 20 minutes or ON mode (the
hybrid system is not operating) for more than an hour with the shift lever in P, the power
switch will automatically turn off. However, this function cannot entirely prevent 12-volt
battery discharge. Do not leave the vehicle with the power switch in ACCESSORY or
ON mode for long periods of time when the hybrid system is not operating.■
Sounds and vibrations spec ific to a hybrid vehicle
 P. 8 0 ■
Electronic key battery depletion
 P. 1 2 1 ■
When the ambient temperature is low, such as during winter driving conditions
When starting the hybrid system, the flas hing time of the “READY” indicator may be
long. Leave the vehicle as it is until the “REA DY” indicator is steady on, as steady means
the vehicle is able to move. ■
Conditions affe cting operation
 P. 1 4 2 ■
Note for the entry function
 P. 1 4 3 ■
If the hybrid system does not start ●
The immobilizer system may no t have been deactivated. (  P. 8 6 )
Contact your Lexus dealer. ●
Check that the shift lever is se curely set in P. The hybrid sy stem may not start if the shift
lever is displaced out of P. “To Start Vehicle, Put Shift Lever into P” will be displayed on
the multi-information display. ■
Steering lock
After turning the power switch off and opening and closing the doors, the steering wheel
will be locked due to the stee ring lock function. Operating the power switch again auto-
matically cancels the steering lock.When stopping the hybrid system with the shift lever in a position other
than P 1
2
3
4

589
8
When trouble arises 8-2. Steps to take in an emergency
NX300h_U_OM78007UIf the hybrid system will not start One of the following may be the cause of the problem: ●
The electronic key may not be functioning properly.
(  P. 5 9 2 )●
There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle. (  P. 8 3 )●
There may be a malfunction in the immobilizer system. (  P. 8 6 )●
There may be a malfunction in the steering lock system. ●
The hybrid system may be malfunctioni ng due to an electrical problem such
as electronic key battery depletion or a blown fuse. However, depending on
the type of malfunction, an interim meas ure is available to start the hybrid sys-
tem. (  P. 5 9 0 )
One of the following may be the cause of the problem: ●
The 12-volt battery may be discharged. (  P. 5 9 5 )●
The 12-volt battery terminal connections may be loose or corroded.
(  P. 5 1 2 )Reasons for the hybrid system not starting vary depending on the situation.
Check the following and perform the appropriate procedure:
The hybrid system will not start ev en though the correct starting proce-
dure is being followed. (  P. 201)
The interior lights and headlights are dim, or the horn does not sound or
sounds at a low volume.

670 Alphabetical index
NX300h_U_OM78007U I/M test ..................................................... 497
Identification
Engine ....................................................... 610
Vehicle ................................................... 609
Ignition switch (Power switch) ......... 201
Illuminated entry system .................... 445
Immobilizer system................................. 86
Indicators .................................................... 92
Initialization
Engine oil maintenance data....... 506
Items to initialize..................................643
Tire pressure warning
system ................................................... 518
Inside rear view mirror .......................... 161
Instrument panel light control ............ 99
Interior lights........................................... 443
Switch....................................................... 444
Wattage ....................................................617
Intuitive parking assist
Function .................................................. 279
Warning message ............................. 572
Jack
Positioning a floor jack ..................... 501
Vehicle-equipped jack ...................576
Jack handle ............................................. 576
Jam protection function
Moon roof .............................................. 170
Power back door opener
and closer............................................ 138
Power windows ....................................167 Keyless entry
Smart access system with
push-button start ..............................140
Wireless remote control................... 118
Keys .............................................................. 118
Battery-saving function ......................141
Electronic key ......................................... 118
Engine switch ........................................201
If the electronic key does not
operate properly ............................ 592
If you lose your keys.................120, 122
Key number plate ................................. 118
Keyless entry ........................................... 118
Mechanical key...................................... 118
Power switch .........................................201
Replacing the battery ...................... 532
Warning buzzer.....................................141
Wireless remote control key .......... 118
Knee airbags ............................................. 40
Lane Departure Alert
with steering control (LDA) ..........270
Language (multi-information
display) .................................................. 638
LATCH anchors ........................................ 71
LDA (Lane Departure Alert
with steering control) .......................270
Lever
Auxiliary catch lever ........................ 500
Hood lock release lever................ 500
Shift lever ...............................................208
Turn signal lever ................................... 212
Wiper lever........................................... 228I
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