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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: 1181 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.

U0164-08_Loss of communication with HVAC Control Module- HVAC DLC Failure

Overview:

ISO Code

U0164-08

Customer Symptom

Vehicle will not function as per design intent

Fault Effects (On Vehicle)

Vehicle will not function as per design intent

Lamp Status (If Any)

None.

Fault Detection Condition

HVAC CAN messages received with wrong DLC value

Normal Operating Condition

HVAC Control Module communicates properly with TML

diagnostic Tool.

Probable Trouble Area

HVAC ECU

Healing Condition

Replace HVAC ECU.