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Author: Balaji / Amar /
Nitin / Umapathi /
Deepak
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TATA MOTORS Ltd.
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U0140-08:- Lost communication with Body Control Module- Message Timeout Failure
Overview:-
ISO Code
U0140-08
Customer Symptom
BCM functionality such as Hazard, Door indication,
Lamp indication, etc. does not work
Fault Effects (On Vehicle)
BCM functionality such as Hazard, Door indication,
Lamp indication, etc. does not work
Lamp Status (If Any)
N.A
Fault Detection Condition
1. BCM connector is not connected properly or
disconnected from its location.
2. CAN Stub wire from IPC connector side is disconnected.
3. BCM ECU is not powered up.
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:-