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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: 21 of 737
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TATA MOTORS Ltd.
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Trouble Shooting:-
Start
Read IVN DTCs in BCM
If MTO logged against
ECM in current state?
No (In history)
Check continuity between ECM
CAN_H to IPC CAN_H(pin no.6 ) and
ECM CAN_L to IPC CAN_L(pin no.
5) in vehicle wiring side connector.
Is continuity
there?
Repair the wiring
harness
Clear DTC
Stop
Check Ignition, Battery and Ground of
ECM is properly connected or not. Also
check fuse blown(Ignition-10A, Battery-
10A,15A,20A)
Do necessary repair in
the harness
Yes
Yes
No
U0100-08 Loss of communication with ECM/PCM