MARUTI SUZUKI Ertiga Tour M Owner's Manual page 76

BEFORE DRIVING
Warning and indicator
message
52RM21240
2-41
Master warning
Sound
indicator light
Blinks Beep (one time from interior
buzzer)
Cause and remedy
There is a problem with the immobilizer.
Also, the vehicle lead-acid battery voltage
may be decreased.
When the message is displayed even if you
start the engine with normal voltage of the
vehicle lead-acid battery, have your vehicle
inspected by a Maruti Suzuki authorised
workshop.
72RH0-74E