HARRIER BOOK 2

Vehicle Platform: NEXON

ECU Name: ESCL

DTC Troubleshooting Data

Version: 1.4

Date: 09 Jan 2018

Author: Hitesh Kaneria

Page: 7 of 88

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.

U0028-13:-

Vehicle Communication Bus A-open circuit

Overview:

ISO Code

U0028-13

Customer Symptom

Vehicle cranking will not happen.

Fault Effects (On Vehicle)

Vehicle cranking will not happen.

Lamp Status (If Any)

N.A

Fault Detection Condition

ESCL connector is not connected properly or disconnected

from its location.

CAN Stub wire from ESCL connector side is disconnected.

Normal Operating Condition

ESCL ECU communicates properly with TML diagnostic Tool.

Probable Trouble Area

Disconnection of the ESCL connector

Healing Condition

To fix the ESCL connector correctly and Fix the wiring

harness issues from IPC side.

Table 1: U0028-13 overview details

Troubleshooting:

U0028-13:- Vehicle Communication Bus A - open circuit

Start

Read DTC with diagnostic

tool..

This DTC will be in history.

Clear DTC

End