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Vehicle Platform: OSPREY
ECU Name: Hella Body Control Module (BCM) DTC
Troubleshooting Data
Version: 1.4
Date: 15 May 2018
Author: Body CoC
Page: 22 of 855
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TATA MOTORS Ltd.
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U0028-13:- Vehicle Communication Bus A-open circuit
Overview:
ISO Code
U0028-13
Customer Symptom
BCM functionality such as Hazard, Door indication,
Lamp status, etc. does not work
Fault Effects (On Vehicle)
BCM functionality such as Hazard, Door indication,
Lamp status, etc. does not work
Lamp Status (If Any)
N.A
Fault Detection Condition
BCM connector is not connected properly or
disconnected from its location.
CAN Stub wire from BCM connector side is
disconnected.
Normal Operating Condition
BCM ECU communicates properly with TML diagnostic
Tool.
Probable Trouble Area
Disconnection of the BCM connector
Healing Condition
To fix the BCM connector correctly and Fix the wiring
harness issues from IPC side.
Trouble Shooting:-
U0028-13:- Vehicle Communication Bus A - open circuit
Start
Read DTC with diagnostic
tool..
This DTC will be in history.
Clear DTC
End