Control Description

Power Switch ON

VCM monitors the 12V battery voltage during power switch ON cycle and immediately starts charging when VCM judges that the voltage is lowered.

NOTE: VCM does not perform the automatic 12V battery charge control when the shift position is in a range other than "P" range.

When Vehicle is Not Used for A Long Time

VCM measures the time of no operation using its internal timer. If the time of no operation reaches 24 hours, VCM performs automatic charge for 4 minutes.

VCM resets the no operation status continuous time when the vehicle satisfies one of the following conditions.

READY continues for more than 4 minutes.
Normal charge continues for more than 4 minutes.
Quick charge continues for more than 4 minutes.
Climate Ctrl. Timer or remote climate control continues for more than 4 minutes.
Discharge current of 12 V battery is 1.5 A or more.

NOTE:

During automatic 12V battery charge, the charging status indicator blinks.
The automatic 12V battery charge control does not start within approximately one hour when the power switch is turned ON/OFF.