TIAGO TIGOR BSVI - SERVICE MANUAL - DTC 24-12-2021

TML 7” Infotainment DTC Troubleshooting guide for Tigor Version: 0.1 Date: 13 th Aug 18 Author: Pritam Bansod Page: 52 of 55 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. Trouble Shooting:- Start Connect the diagnostic tool Read DTCs and check whether it’s permanent or in history Check all functional DTCs in the HVAC Control Module Follow the procedure to diagnose relavant functional DTCs in the HVAC Control Module NO YES Is DTC Permanent ? Clear DTC Stop (DTC in history) U0424-81 Invalid Data received from HVAC Control Module- Invalid serial data received