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Vehicle Platform: NEXON
ECU Name: ESCL
DTC Troubleshooting Data
Version: 1.4
Date: 09 Jan 2018
Author: Hitesh Kaneria
Page: 9 of 88
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TATA MOTORS Ltd.
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U0100-08
:-
Lost Communication With ECM/PCM "A" - Bus Signal / Message Failures
Overview:
ISO Code
U0100-08
Customer Symptom
Cranking will not happen
Fault Effects (On Vehicle)
Cranking will not happen
Lamp Status (If Any)
N.A
Fault Detection Condition
1. ECM connector is not connected properly or disconnected
from its location
2. CAN Stub wire from ECM connector side is disconnected.
3. ECM ECU is not powered up.
Normal Operating Condition
ECM ECU communicates properly TML diagnostic Tool.
Probable Trouble Area
Disconnection of the ECM connector
Healing Condition
To fix the ECM connector correctly and Fix the wiring harness
issues from ECM side.
Table 3: U0100-08 overview details
Troubleshooting: