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Author: Balaji / Amar /
Nitin / Umapathi /
Deepak
Page: 95 of 138
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.
U0101-08:- Lost communication with TCM- TCM Message Timeout Failure
Overview:-
ISO Code
U0101-08
Customer Symptom
TCM Lamp ON
Fault Effects (On Vehicle)
Gear info cannot be displayed
Lamp Status (If Any)
TCM Lamp ON
Fault Detection Condition
1. TCM connector is not connected properly or
disconnected from its location
2. CAN Stub wire from TCM connector side is
disconnected.
3. TCM ECU is not powered up.
Normal Operating Condition
TCM ECU communicates properly with TML diagnostic
Tool.
Probable Trouble Area
Disconnection of the TCM connector
Healing Condition
To fix the TCM connector correctly and Fix the wiring
harness issues from TCM side.
Trouble Shooting:-