stop start LEXUS RX350 2011 Manual Online

5

When trouble arises
557
5-2. Steps to take in an emergency
Sounds
once Sounds
once
(Displayed alternately)
(Flashes)
An attempt was
made to exit the
vehicle with the
electronic key and
lock the doors
without first turn-
ing the “ENGINE
START STOP”
switch off.
Tu r n t h e
“ENGINE START
STOP” switch off
and lock the
doors again.

Sounds
once
⎯
(Flashes)
An attempt was
made to start the
engine without
the electronic key
being present, or
the electronic key
was not function-
ing normally.
An attempt was
made to drive
when the regular
key was not inside
the vehicle.
Confirm that the
electronic key is
inside the vehicle.

Con-
tinuous
⎯
(Flashes)
The driver’s door
was opened when
the shift lever was
not in P and the
“ENGINE START
STOP” switch was
not turned off.
Shift the shift lever
to P.
Interior
buzzer Exterior
buzzer
Wa r n i n g m e s s a g eDetailsCorrection
procedure

558
5-2. Steps to take in an emergency
Con-
tinuous Con-
tinuous
(Displayed alternately)
(Flashes)
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 START
STOP” switch was
not turned off.

5

When trouble arises
561
5-2. Steps to take in an emergency
Sounds
once
⎯
(Flashes)
An attempt was
made to turn the
“ENGINE START
STOP” switch off
when the shift
lever was not in P.
To turn off the
engine, first shift
the shift lever to P
and then turn the
“ENGINE START
STOP” switch off.
⎯⎯
Po w e r w a s t u r n e d
off due to the
automatic power
off function.
Next time when
starting the
engine, increase
the engine speed
slightly and main-
tain that level for
approximately 5
minutes to
recharge the bat-
tery.

Sounds
once
⎯The electronic key
has a low battery.
Replace the elec-
tronic key battery.
(→P. 4 9 6 )
Interior
buzzer Exterior
buzzer
Wa r n i n g m e s s a g eDetailsCorrection
procedure

562
5-2. Steps to take in an emergency
Sounds
once
⎯
(Flashes)
The driver's door
was opened and
closed with the
“ENGINE START
STOP” switch
turned off and
then the
“ENGINE START
STOP” switch was
put in ACCES-
SORY mode
twice without the
engine being
started.
Press the
“ENGINE START
STOP” switch
while depressing
the brake pedal.
During an engine
starting proce-
dure in the event
that the elec-
tronic key was not
functioning prop-
erly (→P. 5 8 1 ) ,
the “ENGINE
START STOP”
switch was
touched with the
electronic key.
Press the
“ENGINE START
STOP” switch
within 10 seconds
of the buzzer
sounding.
Interior
buzzer Exterior
buzzer
Wa r n i n g m e s s a g eDetailsCorrection
procedure

5

When trouble arises
563
5-2. Steps to take in an emergency
Sounds
once
⎯
(Flashes)
The steering lock
could not be
released within 3
seconds of the
“ENGINE START
STOP” switch
being pressed.
Press the
“ENGINE START
STOP” switch
while depressing
the brake pedal
and moving the
steering wheel left
and right.
nWarning light display in radar cruise mode (if equipped)
In the following cases, the warning light may not be displayed even if vehicle-to-
vehicle distance decreases:
lWhen your vehicle and the vehicle ahead are traveling at the same speed or the
vehicle ahead is traveling more quickly than your vehicle
lWhen the vehicle ahead is traveling at a very low speed
lImmediately after cruise control speed is set
lAt the instant the accelerator pedal is depressed
nAfter changing the engine oil (U.S.A. only)
Make sure to reset the oil maintenance data. (→P. 4 6 6 )
Interior
buzzer Exterior
buzzer
Wa r n i n g m e s s a g eDetailsCorrection
procedure

578
5-2. Steps to take in an emergency
Emergency start function
When the engine does not start, the following steps can be used as an
interim measure to start the engine if the “ENGINE START STOP” switch
is functioning normally:
Set the parking brake.
Shift the shift lever to P.
Turn the “ENGINE START STOP” switch to ACCESSORY
mode.
Press and hold the “ENGINE START STOP” 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 malfunctioning. Have the vehicle inspected by your Lexus dealer.
nThe starter motor does not turn over, the interior lights and head-
lights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem:
lOne or both of the battery terminals may be disconnected.
lThe battery may be discharged. (→P. 584)
lThere 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.
STEP1
STEP2
STEP3
STEP4

5

When trouble arises
579
5-2. Steps to take in an emergency
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
operation of the shift lever). Have the vehicle inspected by your Lexus
dealer immediately.
The following steps may be used as an emergency measure to ensure that
the shift lever can be shifted:
Set the parking brake.
Turn the “ENGINE START STOP” switch to ACCESSORY
mode.
Depress the brake pedal.
Pry the cover up with a flathead
screwdriver or equivalent.
Press the shift lock override but-
ton.
The shift lever can be shifted
while the button is pressed.
STEP1
STEP2
STEP3
STEP4
STEP5

582
5-2. Steps to take in an emergency
Changing “ENGINE START STOP” switch modes and starting the engine
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Lexus emblem side of
the electronic key to the
“ENGINE START STOP” switch.
If any of the doors is opened or
closed while the key is being
touched to the switch, an alarm will
sound to indicate that the start
function cannot detect the elec-
tronic key.
To change “ENGINE START STOP” switch modes: Within 10
seconds of the buzzer sounding, release the brake pedal and
press the “ENGINE START STOP” switch. Modes can be
changed each time the switch is pressed. (→P. 1 5 4 )
To start the engine: Press the “ENGINE START STOP” switch
within 10 seconds of the buzzer sounding, keeping the brake
pedal depressed.
In the event that the “ENGINE START STOP” switch still cannot be oper-
ated, contact your Lexus dealer.
STEP1
STEP2
STEP3

5

When trouble arises
583
5-2. Steps to take in an emergency
nStopping the engine
Shift the shift lever to P and press the “ENGINE START STOP” switch as you nor-
mally do when stopping the engine.
nReplacing the key battery
As the above procedure is a temporary measure, it is recommended that the elec-
tronic key battery be replaced immediately when the battery is depleted.
(→P. 4 9 6 )

5

When trouble arises
585
5-2. Steps to take in an emergency
nStarting the engine when the battery is discharged
The engine cannot be started by push-starting.
nTo prevent battery discharge
lTurn off the headlights and the audio system while the engine is off.
lTurn off any unnecessary electrical components when the vehicle is running at a
low speed for an extended period, such as in heavy traffic.
nWhen the battery is removed or discharged
The power back door must be initialized. (→P. 6 3 0 )
Connect a negative cable clamp to the negative (-) battery terminal
on the second vehicle
Connect the clamp at the other end of the negative cable to a solid,
stationary, unpainted metallic point away from the battery and any
moving parts, as shown in the illustration.
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain that level for approximately 5 min-
utes to recharge the battery of your vehicle.
Open and close any of the doors with the “ENGINE START
STOP” switch off.
Maintain the engine speed of the second vehicle and start the
engine of your vehicle by turning the “ENGINE START STOP”
switch to IGNITION ON mode.
Once the vehicle’s engine has started, remove the jumper
cables in the exact reverse order from which they were con-
nected.
Once the engine starts, have the vehicle inspected at your Lexus
dealer as soon as possible.
STEP3
STEP4
STEP5
STEP6