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TML HARRIER Infotainment DTC Troubleshooting guide
Version: 0.3 Draft
Date: 17-Aug-18
Author:
Vijaya Bhaskar
B/Pritam Bansod
Page: 98 of 109
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: Lost Communication with HVAC Control Module - Bus Signal / Message Failures
Overview:
ISO Code
U0164-08
Customer Symptom
No visual indication
Fault Effects (On Vehicle)
HVAC Control Module related information will not be
displayed on Silver Box screen.
Lamp Status (If Any)
NA
Fault Detection Condition
1. HVAC Control Module connector is not connected
properly or disconnected from its location.
2. CAN Stub wire from HVAC Control Module
connector side is disconnected.
3. HVAC Control Module is not powered up.
Normal Operating Condition
HVAC Control Module communicates properly with TML
diagnostic Tool.
Probable Trouble Area
Disconnection of the HVAC connector
Healing Condition
To fix the HVAC Control Module correctly and Fix the
wiring harness issues from HVAC Control Module side.