Active stability control (ASC)Starting and driving 7-33
7
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On slippery surfaces, the traction controlfunction prevents the drive wheels from spin-ning excessive, thus helping the vehicle tostart moving from a stopped condition. It alsoprovides sufficient driving force and steeringperformance as the vehicle turns while press-ing the acceleration pedal.
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The stability control function is designed tohelp the driver maintain control of the vehicleon slippery roads or during rapid steering
maneuvers. It works by controlling the Plug-in Hybrid EV System output and the brake oneach wheel.
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The ASC is automatically activated when theoperation mode is put in ON. You can deacti-vate the system by pressing down the “ASCOFF” switch for 3 seconds or longer.When the ASC is deactivated, the indica-tor will turn on. To reactivate the ASC,momentarily press the “ASC OFF” switch;the indicator is turned off.
CAUTION zDo not over-rely on the ASC. Even the ASCcannot prevent the natural laws of physicsfrom acting on the vehicle.This system, like any
other system, has lim-
its and cannot help you to maintain tractionand control of the vehicle in all circum-stances. Reckless drivi
ng can lead to acci-
dents. It is the driver’s
responsibility to drive
carefully. This means into account the traffic,road and environmental conditions. zBe sure to use the same specified type andsize of tyre on all 4 wheels. Otherwise, theASC may not work properly. zDo not install any aftermarket limited slipdifferential (LSD) on your vehicle. The ASCmay stop functioning properly.NOTE
zAn operation noise may be emitted from thePlug-in Hybrid EV System compartment inthe following situations
. The sound is associ-
ated with checking the operations of theASC. At this time, you may feel a shockfrom the brake pedal if you depress it. Thesedo not indicate a malfunction.•When the operation mode is put in ON.•When the vehicle is driven for a while afterthe Plug-in Hybrid EV System is turned on.
zWhen the ASC is activated, you may feel avibration in the vehicle body or hear a whin-ing sound from the Plug-in Hybrid EV Sys-tem compartment.This indicates that the system is operatingnormally. It does not indicate a malfunction. zWhen the anti-lock brake system warninglamp is illuminated, the ASC is not active.
Tr a c t i o n c o n t r o l f u n c t i o n
CAUTION zWhen driving a vehicle on a snowy or icyroad, be sure to install snow tyres and drivethe vehicle at moderate speeds.
Stability cont rol func tion
NOTE
NOTE
zThe stability control function operates atspeeds of about 15 km/h or higher.
“ASC OFF” switch
BK0203201EN.book 33 ページ 2013年11月19日 火曜日 午前11時50分