HARRIER BOOK 2

Vehicle Platform: OSPREY

ECU Name: Hella Body Control Module (BCM) DTC

Troubleshooting Data

Version: 1.4

Date: 15 May 2018

Author: Body CoC

Page: 25 of 855

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.

U0100-08:- Lost communication with ECM- Message Timeout Failure

Overview:

ISO Code

U0100-08

Customer Symptom

Rear Defogger does not turn ON

Fault Effects (On Vehicle)

Rear Defogger does not turn ON

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.