POWER SUPPLY SWITCHING

id092100205000


Outline

•  The power supply circuit can be switched by pressing the push button start.

Function

•  Based on the push button start signals, the start stop unit switches the power supply circuit by turning on/off the relay according to the vehicle conditions such as the position of the selector lever and depression/release of the brake pedal.

Automatic ignition switch off function

•  When all the following signals are detected for 25 min or more, the start stop unit switches the ignition off automatically.
―  Light switch signal (light switch not operated)
―  Wiper and washer switch signal (wiper and washer switch not operated)
―  Steering switch signal (steering switch not operated)
―  Hazard warning switch signal (hazard warning switch not operated)
―  Push button start signal (push button start not operated)
―  ACC relay ON signal
―  IG1 relay OFF signal
―  All door latch switch OFF signals (all doors closed)
―  Brake switch OFF signal (brake pedal not depressed)
―  Vehicle speed signal (5 km/h {3 mph} or less)
―  NOT-P position switch OFF signal (selector lever is in P position)
―  P position signal (selector lever is in P position)


Structure/Construction


Structural view

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System wiring diagram

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Operation


Switching the ignition

•  By pressing the push button start under the conditions shown in the table, the ignition can be switched.
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*1  :To switch the ignition to ACC or off from ON (engine on), the vehicle speed must be 5 km/h {3 mph} or less.

Switching the power supply circuit

•  The start stop unit switches the power supply circuit as shown in the figure according to the switching of the ignition.
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Fail-safe

•  Not applicable