clutch Lexus IS250 2010 Using The Air Conditioning System And Defogger / LEXUS 2010 IS350 IS250 (OM53A23U) User Guide

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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.
Vehicles with an automatic transmission
Set the parking brake.
Put the shift lever in P.
Set 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.
Vehicles with a manual transmission
Set the parking brake.
Put the shift lever in N.
Set the “ENGINE START STOP” switch to the ACCESSORY
mode.
Push and hold the “ENGINE START STOP” switch for about 15
seconds while depressing the brake pedal and clutch pedal firmly.
Even if the engine can be started using the above steps, the system may
be malfunctioning. Have the vehicle checked by your Lexus dealer.
STEP1
STEP2
STEP3
STEP4
STEP1
STEP2
STEP3
STEP4

5
When trouble arises
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5-2. Steps to take in an emergency
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 3 4 )
To start the engine: Press the “ENGINE START STOP” switch
within 10 seconds after the buzzer sounds, keeping the brake
pedal depressed.
Manual transmission
Shift the shift lever to N and depress the clutch pedal.
Touch the Lexus emblem side of
the electronic key to the
“ENGINE START STOP” switch.
An alarm will sound to indicate that
the start function cannot detect the
electronic key that is touched to
the “ENGINE START STOP”
switch if any of the doors is opened
and closed while the key is touched
to the switch.
STEP3
STEP1
STEP2

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5-2. Steps to take in an emergency
To change “ENGINE START STOP” switch modes: Within 10
seconds of the buzzer sounding, release the clutch pedal and
press the “ENGINE START STOP” switch. Modes can be
changed each time the switch is pressed.
(P. 1 3 4 )
To start the engine: Press the “ENGINE START STOP” switch
within 10 seconds after the buzzer sounds, keeping the clutch
pedal depressed.
In the event that the engine still cannot be started, contact your Lexus
dealer.
■Stopping the engine
For vehicles with an automatic transmission: Shift the shift lever to P and press the
“ENGINE START STOP” switch as you normally do when stopping the engine.
For vehicles with a manual transmission: Shift the shift lever to N position and press
the “ENGINE START STOP” switch as you normally do when stopping the engine.
■Replacing 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 depletes.
(P. 434)
STEP3

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6-1. Specifications
6
Vehicle specifications
Automatic Transmission
*: The fluid capacity is provided as a reference. If replacement is necessary, con-
tact your Lexus dealer.
Manual Transmission
Clutch
IS350IS250 (2WD)IS250 (AWD)
Fluid capacity*8.3 qt.
(7.9 L, 6.9 Imp. qt.)7.9 q t .
(7.5 L, 6.5 Imp. qt.)9.9 q t .
(9.4 L, 8.2 Imp. qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
Using automatic transmission fluid other than “Toyota Genuine ATF WS” may cause
deterioration in shift quality, locking up of your transmission accompanied by vibra-
tion, and ultimately damage the automatic transmission of your vehicle.
Gear oil capacity1.9 qt. (1.8 L, 1.6 Imp. qt.)
Gear oil typeAPI GL-5
Recommended gear oil viscositySAE75W-90
NOTICE
Using manual transmission gear oil other than “TOYOTA Genuine Manual
Transmission Gear Oil API GL-5” may cause occurrence of gear noise or other dete-
rioration.
Clutch free play0.2  0.6 in. (5  15 mm)
Fluid typeSAE J1703 or FMVSS No.116 DOT 3