2012 Lexus IS 350 User Guide - Page 200

207

2-4. Using other driving systems

2

When driving

Adjusting the speed setting:

→

P. 201

Canceling and resuming the speed

setting:

→

P. 203

■

Dynamic radar cruise control can be set when

●

The shift lever is in the D or range 4 or higher of S has been selected.

●

Range 4 or higher has been selected by using the paddle shift.

(vehicles with an automatic transmission)

●

Vehicle speed is above approximately 30 mph (50 km/h).

■

Accelerating after setting the vehicle speed

The vehicle can accelerate normally. After acceleration, the set speed resumes.

However, during vehicle-to-vehicle distance control mode, the vehicle speed may

decrease below the set speed in order to maintain the distance to the vehicle

ahead.

■

Automatic cancelation of vehicle-to-vehicle distance control

Vehicle-to-vehicle distance control driving is automatically canceled in the follow-

ing situations:

●

Actual vehicle speed falls below approximately 25 mph (40 km/h).

●

VSC is activated.

●

The sensor cannot operate correctly because it is covered in some way.

●

The windshield wipers are operating at high speed (when the wiper switch is set

to the “AUTO” mode or the high speed wiper operation position).

●

When snow mode is set.

If vehicle-to-vehicle distance control driving is automatically canceled for any other

reason, there may be a malfunction in the system. Contact your Lexus dealer.

■

Automatic cancelation of constant speed control

The cruise control will stop maintaining the vehicle speed in the following situations:

●

Actual vehicle speed is more than approximately 10 mph (16 km/h) below the

set vehicle speed.

At this time, the memorized set speed is not retained.

●

Vehicle speed falls below approximately 25 mph (40 km/h).

●

VSC is activated.

Section	Page
Front	1
Pictorial Index	2
Foreword	13
Key information	21
Opening, closing and locking the doors and trunk	25
Adjustable components seats, mirrors, steering wheel	48
Opening and closing the windows and retractable hardtop	75
Refueling	88
Theft deterrent system	91
Safety information	97
Driving procedures	131
Instrument cluster	159
Operating the lights and windshield wipers	174
Using other driving systems	188
Driving information	227
Using the air conditioning system and defogger	239
Using the audio system	250
Using the Bluetooth audio system	300
Using the hands-free phone system for mobile phones	319
Using the interior lights	350
Using the storage features	352
Other interior features	359
Maintenance and care	392
Maintenance	400
Do-it-yourself maintenance	406
Essential information	475
Steps to take in an emergency	484
Specifications	548
Customization	583
Initialization	588
Reporting safety defects for U.S. owners	589
Abbreviation list	602
Alphabetical index	604
What to do if...	616

2012 Lexus IS 350 User Guide - Page 200

2012 Lexus IS 350 Manual

Page 200 highlights