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Vehicle Platform: Tiago,Tigor & Osprey
ECU Name: Hella Body Control Module (BCM)
DTC Troubleshooting Data
Version: 2.0
Date: 22-10-2018
Author: Parag K
Page: 71 of 737
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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.
Stop
Yes
No
Is voltage <
13.5v?
Replace/ Recharge
the battery
Take corrective action to
repair alternator circuit.
No
Yes
Is DTC
Present?
Check whether under bonnet fuse box (60
Amp) is blown off.
(Circuit Schematic
Diagram)
A
Is Fuse
blown off?
Yes
No
Replace the
respective fuse
Check the Alternator output
voltage.