2-78
BEFORE DRIVING
57RK0-14E
52RM21000
Off Off The engine does not stop automatically by the
ENG A-STOP system, because any of the auto
stop conditions is not met.
Refer to “ENG A-STOP system (engine auto
stop start system)” in “OPERATING YOUR
VEHICLE” section for details.
52RM21020
Off Off The engine is restarting automatically because
one of the following automatic engine restart
conditions is met.
• The temperatures at air conditioner outlets
have changed considerably after the auto-
matic engine stop to the point of affecting the
cooling/heating performance.
• The defroster is turned on.
• The lead-acid battery has discharged sub-
stantially.
• Some time has elapsed after the start of the
automatic engine stop.
Refer to “ENG A-STOP system (engine auto
stop start system)” in “OPERATING YOUR
VEHICLE” section for details.
Also, the duration time of the ENG A-STOP
system, depending on using the air conditioning
system can be set. Refer to “Setting mode” in
this section.
Warning and indicator
message
Master warning
indicator light
Sound Cause and remedy