Page 3 of 490

TABLE OF CONTENTSIndex
08_IS350/250_U_(L/O_0808)
2
1-1. Key informationKeys ...................................................... 20
1-2. Opening, closing and locking the doors and trunk
Smart access system with push-button start .......................... 24
Wireless remote control .............. 36
Doors.................................................... 39
Trunk..................................................... 43
1-3. Adjustable components (seats, mirrors,
steering wheel)
Front seats .......................................... 46
Driving position memory (driver’s seat) ................................. 48
Seat position memory (front passenger’s seat) ............. 52
Head restraints................................. 54
Seat belts ............................................ 56
Steering wheel (manually adjustable type)............................. 62
Steering wheel (power-adjustable type) ............ 63
Anti-glare inside rear view mirror ................................................ 65
Outside rear view mirrors ........... 66 1-4. Opening and closing the
windows and moon roof
Power windows................................ 69
Moon roof ............................................ 71
1-5. Refueling Opening the fuel tank cap........... 74
1-6. Theft deterrent system Engine immobilizer system ......... 77
Alarm.................................................... 79
Theft prevention labels (U.S.A.) .............................................. 81
1-7. Safety information Correct driving posture ............... 82
SRS airbags ....................................... 84
Front passenger occupant classification system .................... 95
Child restraint systems ............... 100
Installing child restraints ............. 104
2-1. Driving procedures Driving the vehicle .......................... 116
Engine (ignition) switch .............. 126
Automatic transmission................ 131
1Before driving
2When driving
Page 4 of 490

1
2
3
4
5
6
7
08_IS350/250_U_(L/O_0808)
3
Manual transmission .................... 137
Turn signal lever ............................ 139
Parking brake ................................. 140
Horn...................................................... 141
2-2. Instrument cluster Gauges and meters ..................... 142
Indicators and warning lights................................................. 148
Multi-information display ............. 151
2-3. Operating the lights and windshield wipers
Headlight switch ............................ 156
Fog light switch .............................. 159
Windshield wipers and washer............................................. 160
Headlight cleaner switch ........... 165
2-4. Using other driving systems Cruise control ................................ 166
Dynamic radar cruise control............................................. 170
Intuitive parking assist ................. 180
Driving assist systems.................. 186
PCS (Pre-Collision System) ............ 192 2-5. Driving information
Cargo and luggage ...................... 196
Vehicle load limits......................... 199
Winter driving tips ...................... 200
Trailer towing ................................. 204
Dinghy towing (vehicles with an automatic
transmission) .............................. 205
Dinghy towing (vehicles with a manual transmission) ........... 206
3-1. Using the air conditioning system and defogger
Automatic air conditioning system ............................................. 210
Rear window and outside rear view mirror defoggers ............. 218
3-2. Using the audio system Audio system type ........................ 219
Using the radio.............................. 222
Using the CD player................... 229
Playing back MP3 and WMA discs.................................. 235
Optimal use of the audio system ............................................. 241
Using the AUX adapter............ 244
Using the steering wheel audio switches ............................ 245
3Interior features
Page 12 of 490
08_IS350/250_U_(L/O_0808)
11
C
Automatic transmission
Manual transmission
Seat heater switches
Seat heater/ventilator switches
P. 266
P. 269
Automatic transmission shift lever P. 131
Shift lock override button P. 415
Cigarette lighter
Ashtrays P. 264
P. 263
Manual transmission shift lever P. 137
Parking brake lever P. 140
Cigarette lighter
Ashtrays P. 264
P. 263
Seat heater switches
Seat heater/ventilator switches
P. 266
P. 269
: If equipped
Page 15 of 490
08_IS350/250_U_(L/O_0808)
14
Pictorial indexInstrument panel
With navigation system Without navigation system
Telephone switch*
Cruise control switch
Dynamic radar cruise control switch
P. 166, 170
P. 170
Distance switch
P. 170
“DISP” switch P. 152
Talk switch*
“DISP” switch P. 152
Distance switch
P. 170
Cruise control switch
Dynamic radar cruise control switch
P. 166, 170
P. 170
Automatic transmission Manual transmission
VSC off
switch
P. 188
ECT switch P. 132
VSC off
switch
P. 188
ETCS switch P. 138
B
C
Page 49 of 490

48
1-3. Adjustable components (seats, mirrors, steering wheel)
08_IS350/250_U_(L/O_0808)
Driving position memory (driver’s seat)
Your preferred driving position (the position of the driver's seat, steering
wheel and outside rear view mirrors) can be memorized and recalled with
the touch of a button. It is also possible to set this function to activate auto-
matically when the doors are unlocked.
Three different driving positions can be entered into memory.
■ Entering a position to memory
Switch to IGNITION ON mode.
Adjust the driver’s seat, steering wheel, and outside rear view
mirrors to the desired positions.
Push the “SET” button, then
within 3 seconds push button
“1”, “2” or “3” until the signal
beeps.
If the selected button has
already been preset, the previ-
ously recorded position will be
overwritten.
■Recalling the memorized position
Vehicles with an automatic transmission: Check that the shift lever is
set in P.
Vehicles with a manual transmission: Check that the parking brake is
set.
Switch to IGNITION ON mode.
STEP1
STEP2
STEP3
STEP1
: If equipped
Page 53 of 490
52
1-3. Adjustable components (seats, mirrors, steering wheel)
08_IS350/250_U_(L/O_0808)
Seat position memory (front passenger’s seat)
Your preferred front passenger seat position can be memorized and
recalled with the touch of a button.
Three different seat positions can be entered into memory.
■ Entering a position to memory
Switch to IGNITION ON mode.
Adjust the front passenger seat to the desired position.
Push the “SET” button, then
within 3 seconds push button
“1”, “2” or “3” until the signal
beeps.
If the selected button has
already been preset, the previ-
ously recorded position will be
overwritten.
■Recalling the memorized position
Vehicles with an automatic transmission: Check that the shift lever is
set in P.
Vehicles with a manual transmission: Check that the parking brake is
set.
Push button “1”, “2” or “3” to
recall the memorized position.
STEP1
STEP2
STEP3
: If equipped
Page 116 of 490

When driving2
115
08_IS350/250_U_(L/O_0808)
2-1. Driving proceduresDriving the vehicle................... 116
Engine (ignition) switch ......... 126
Automatic transmission ......... 131
Manual transmission .............. 137
Turn signal lever ....................... 139
Parking brake ........................... 140
Horn ............................................. 141
2-2. Instrument cluster Gauges and meters ................ 142
Indicators and warning lights ......................................... 148
Multi-information display ...... 151
2-3. Operating the lights and windshield wipers
Headlight switch...................... 156
Fog light switch ........................ 159
Windshield wipers and washer ..................................... 160
Headlight cleaner switch...... 165 2-4. Using other driving
systems
Cruise control.......................... 166
Dynamic radar cruise control ..................................... 170
Intuitive parking assist ........... 180
Driving assist systems ............ 186
PCS (Pre-Collision System) ........ 192
2-5. Driving information Cargo and luggage ................ 196
Vehicle load limits ................... 199
Winter driving tips ................. 200
Trailer towing .......................... 204
Dinghy towing (vehicles with
an automatic
transmission) ........................ 205
Dinghy towing (vehicles with a
manual transmission) ......... 206
Page 117 of 490

116
08_IS350/250_U_(L/O_0808)
2-1. Driving procedures
Driving the vehicle
The following procedures should be observed to ensure safe driving.
■Starting the engine ( P. 126)
■ Driving
Automatic transmission
With the brake pedal depressed, shift the shift lever to D. (P. 1 3 1 )
Release the parking brake. ( P. 1 4 0 )
Gradually release the brake pedal and gently depress the
accelerator pedal to accelerate the vehicle.
Manual transmission
While depressing the clutch pedal, shift the shift lever into 1. (P. 1 3 7 )
Release the parking brake. ( P. 1 4 0 )
Gradually release the clutch pedal. At the same time, gently
depress the accelerator pedal to accelerate the vehicle.
■ Stopping
Automatic transmission
With the shift lever in D, depress the brake pedal.
If necessary, set the parking brake.
When the vehicle is stopped for an extended period of time, shift the
shift lever to P or N. (
P. 131)
Manual transmission
While depressing the clutch pedal, depress the brake pedal.
If necessary, set the parking brake.
When the vehicle is stopped for an extended period of time, shift the
shift lever into N. (
P. 1 3 7 )
STEP1
STEP2
STEP3
STEP1
STEP2
STEP3
STEP1
STEP2
STEP1
STEP2