Suzuki SWIFT 2022 Series Owner's Manual page 235

OPERATING YOUR VEHICLE
Information message
The information display shows the messages to let you know certain problems of the ENG A-STOP system.
Information message
3-51
The ENG A-STOP system cannot stop the engine automatically because some-
thing of the actuation conditions is not met.
For details, refer to "Operating conditions of ENG A-STOP system" in this section.
52RM30650
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
automatic engine stop to the point of affecting the cooling/heating performance.
• The lead-acid battery has discharged substantially.
• Some time has elapsed after the start of the automatic engine stop.
52RM30660
The engine restarted automatically because one of the following automatic engine
restart conditions is met.
• The negative pressure of the brake booster has dropped.
52RM30890
Cause and remedy