Page 555 of 684
5558-2. Steps to take in an emergency
8
When trouble arises
RC350/RCF_U (OM24636U)
InteriorbuzzerExteriorbuzzerWa r n i n g m e s s a g eDetails/Actions
Con-
tinuous The driver’s door was opened when
the shift lever was not in P and the
engine switch was not turned off.
Shift the shift lever to P.
Con-
tinuousCon-
tinuous
The driver’s door was opened and
closed while the electronic key was
not in the vehicle, the shift lever was
not in P and the engine switch was
not turned off.
Shift the shift lever to P.
Bring the electronic key back
into the vehicle.
OnceCon-
tinuous
An attempt was made to exit the
vehicle with the electronic key and
lock the doors without first turning
the engine switch off when the shift
lever was in P.
Turn the engine switch off and
lock the doors again.
(Flashes)
(Displayed alternately)
(Flashes)
(Displayed alternately)
(Flashes)
Page 557 of 684

5578-2. Steps to take in an emergency
8
When trouble arises
RC350/RCF_U (OM24636U)
OnceCon-
tinuous
An attempt was made to lock the
doors using the smart access system
with push-button start while the
electronic key was still inside the
vehicle.
Retrieve the electronic key
from the vehicle and lock the
doors again.
An attempt was made to lock either
door by opening a door and putting
the inside lock button into the lock
position, then closing the door with
the electronic key still inside the
vehicle.
Retrieve the electronic key
from the vehicle and lock the
doors again.
Once
The electronic key has a low battery.
Replace the electronic key bat-
tery. ( P. 5 0 7 )
Once
The steering lock could not be
released within 3 seconds of the
engine switch being pressed.
Press the engine switch while
depressing the brake pedal and
moving the steering wheel left
and right.
Once
Indicates a malfunction in the smart
access system with push-button
start
Have the vehicle inspected by
your Lexus dealer.
Interior
buzzerExteriorbuzzerWa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Flashes)
(Flashes)
Page 558 of 684

5588-2. Steps to take in an emergency
RC350/RCF_U (OM24636U)
Once
• When the doors were unlockedwith the mechanical key and then
the engine switch was pressed,
the electronic key could not be
detected in the vehicle.
• The electronic key could not be detected in the vehicle even after
the engine switch was pressed
two consecutive times.
Touch the electronic key to the
engine switch while depressing
the brake pedal.
Once
During an engine starting proce-
dure in the event that the electronic
key was not functioning properly
( P. 592), the engine switch was
touched with the electronic key.
Press the engine switch within
10 seconds of the buzzer sound-
ing.
Indicates that:
• With the engine switch off, the
doors were unlocked and then the
driver's door was opened and
closed
• The engine switch was turned to ACCESSORY mode without
starting the engine
• The shift lever was shifted to P or N from another shift position with
the engine switch in IGNITION
ON mode.
Press the engine switch while
depressing the brake pedal.
Once
The engine switch has been turned
off with the shift lever in a position
other than P or N.
Shift the shift lever to P.
Interior
buzzerExteriorbuzzerWa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Flashes)
Page 578 of 684
5788-2. Steps to take in an emergency
RC350/RCF_U (OM24636U)
Remove the valve cap from the valve
of the punctured tire.
Extend the hose. Remove the air
release cap from the hose.
You will use the air release cap again.
Therefore keep it in a safe place.
Connect the hose to the valve.
Screw the end of the hose clockwise as
far as possible.
Make sure that the compressor
switch is off.
Emergency repair method
1
2
3
4
Page 588 of 684

5888-2. Steps to take in an emergency
RC350/RCF_U (OM24636U)
One of the following may be the cause of the problem:
●One or both of the battery terminals may be disconnected.
●The battery may be discharged. (P. 5 9 3 )
●There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if repair procedures
are unknown.
When the engine does not start, the following steps can be used as an interim
measure to start the engine if the engine switch is functioning normally:
Set the parking brake.
Shift the shift lever to P.
Turn the engine switch to ACCESSORY mode.
Press and hold the engine switch for about 15 seconds while depressing the
brake pedal firmly.
Even if the engine can be started using the above steps, the system may be mal-
functioning. Have the vehicle inspected by your Lexus dealer.
The starter motor does not turn over, the interior lights and headlights
do not turn on, or the horn does not sound.
Emergency start function
1
2
3
4
Page 589 of 684
5898-2. Steps to take in an emergency
8
When trouble arises
RC350/RCF_U (OM24636U)
Set the parking brake.
Turn the engine switch to ACCESSORY mode.
Depress the brake pedal.
Pry the cover up with a flathead
screwdriver or equivalent tool.
To prevent damage to the cover, cover
the tip of the screwdriver with a rag.
Press the shift lock override button.
The shift lever can be shifted while the
button is pressed.
If the shift lever cannot be shifted from P
If the shift lever cannot be shifted with your foot on the brake pedal, there may
be a problem with the shift lock system (a system to prevent accidental opera-
tion of the shift lever). Have the vehicl e inspected by your Lexus dealer imme-
diately.
The following steps may be used as an emergency measure to ensure that the
shift lever can be shifted:
1
2
3
4
5
Page 590 of 684
5908-2. Steps to take in an emergency
RC350/RCF_U (OM24636U)
Use the mechanical key (P. 131) in order to perform the following operations:
■Unlocking the door
Insert the mechanical key while
pulling on the driver’s door han-
dle.
Unlocking the door.
Remove the key, return the handle, and then pull the handle again.
If the electronic key does not operate properly
If communication between the electronic key and vehicle is interrupted ( P.
148) or the electronic key cannot be used because the battery is depleted,
the smart access system with push-button start and wireless remote control
cannot be used. In such cases, the doors and trunk can be opened and the
engine can be started by fo llowing the procedure below.
Locking and unlocking the doors and opening the trunk
1
2
3
Page 591 of 684
5918-2. Steps to take in an emergency
8
When trouble arises
RC350/RCF_U (OM24636U)
■Locking the doorMove the inside lock button to the
lock position.
Close the door.
■Opening the trunk
Turn the mechanical key clockwise
to open.
■Key linked functions
*: These settings must be cust omized at your Lexus dealer.
1
2
Locks both side door
Closes the windows and moon roof (if
equipped) (turn and hold)
*
Unlocks the door
Turning the key rearward unlocks the driver’s
door. Turning the key again unlocks the other
door.
Opens the windows and moon roof (if
equipped) (turn and hold)
*
1
22
33
44