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Immobilizer –DTC Troubleshooting Data
Version: 1.
2
Date:
03-June-2014
Prepared Author
:
Sarang K/Mithipati P
Review & approved by
: R A Rode (ERC-E&E)
Page: 38 of 67
Copyright ©
TATA MOTORS Ltd.
This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author.
DTC’s confirmation:-
After rectification, ensure the following points before handing over the system to the customer
1) Battery Voltage is between 9 to 16V.
2) Replacement of ECU.
3) Drive the vehicle on road and check the assistance.
Circuit Schematic Diagram:-
Not applicable
Component Location & Image:-
Stop
Yes
No
Is voltage >
14.5v?
Replace/ Recharge
the battery
Take corrective action to
repair alternator circuit.
No
Yes
Is DTC
Present?
Check the Alternator
output voltage.