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HV ELECTRICAL SYSTEM
11
TROUBLESHOOTING GUIDE FOR NORMAL CHARGING
Refer the below table if charging is not starting or if it stops abruptly. The below symbols of ‘House’, ‘Control
Box’, ‘Vehicle’ and ‘Fault’ can be seen on the control box beside the respective LEDs.
Fault
category
Indication
Home
Control
box
Vehicle
Fault
Recommended
action
Interface
fault in
home
Blink
Blink
Blink
Blink
Improper
earth
connection. Check
the earth pit.
Short
circuit
between PE and
phase. Error in
domestic
supply
side. Stop changing.
AC voltage is either
less than 190V or
more than 250V.
Error in domestic
supply side. Stop
changing.
Blink
Off
Off
Blink
Proper connection
of plug and socket
should be ensured.
Also, check socket
rating and use 20 A
socket.
Control
box fault
Off
Blink
Off
On
Contact
TATA
Motors
service
engineer.
Off
Blink
Off
Blink
Vehicle
fault
Off
Off
Blink
On
Go to nearest TATA
Motors
Service
Centre.
Off
Off
Blink
Blink
Legend