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NEXON EV
X114H
DTC Troubleshooting Data
Version: 1.0
Date: 11-12-2019
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10
Author: Prashant Ghadigaonkar/ Samir Tikhe
Copyright © TATA MOTORS Ltd.
This document must not be used in anyway, such as copying and redistributing to third parties, without the consent of author.
b) LV Battery voltage
Trouble Shooting:-
Flow Diagram or table format for diagnosing the
Over Voltage
Fault:
Step no.Description
Check Point
if YES
if NO
1
Remove the 12V LV battery
negative terminal. After a
minute connect 12V LV battery
negative terminal and Press the
start button to Ignition ON.
Crank the Vehicle and wait for
2 Minutes.
Check for the fault code.
Fault Code
P130100 is
present?
Go to step 2
Repair
complete.
2
Check for HV battery Over
voltage DTC
Fault code is
present?
Go to the respective
DTC document
Go to step 3
3
Check for e-compressor over
voltage DTC
Fault code is
present?
Go to the respective
DTC document
Contact the
authorized
dealer and
replace the e-
drive.
Flow Diagram or table format for diagnosing the
Under Voltage
Fault:
Step no
.
Description
Check Point
if YES
if NO
1
Remove the 12V LV battery
negative terminal. After a
minute connect 12V LV battery
negative terminal and Press the
start button to Ignition ON.
Crank the Vehicle and wait for
2 Minutes.
Check for the fault code.
Fault Code
P130100 is
present?
Go to step 2
Repair
complete.
2
Check for the Loose HV
connection in-between PDU and
E-drive connect it properly and
Check if Fault
code P130100 is
present?
Go to Step 3
Repair
Complete
3
Check for HV battery Under-
voltage DTC
Fault code is
present?
Go to the respective
DTC document
Contact the
authorized
dealer and
replace the e-
drive.