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Nexon Gasoline – EMS ECU Bosch
DTC Troubleshooting Manual
Version: 0.1
Date: 26-08-2017
Prepared By: Sunu S Babu/Yogesh Jadhav
Checked By: Yeshwant Jadhav
Approved By: Satish Kumar
Document Part No: 2921 02 224 A1736
Page: 1190 of 1203
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.
U0423-81:- Invalid Data received from Instrument Panel Cluster Module- Invalid serial data received
Overview:
ISO Code
U0423-81
Customer Symptom
None
Fault Effects (On Vehicle)
Vehicle speed valid information won’t be available to EMS.
Hence EMS features GSD, GSI in vehicle will work in default
condition.
Lamp Status (If Any)
NA
Fault Detection Condition
Incorrect data received from Instrument Panel Cluster control
module
Normal Operating Condition
Error free communication with ECM and IPC Control Module.
Probable Trouble Area
Incorrect data received from IPC Module
Healing Condition
Clearing of the functional failures in the IPC Module.