TML Gen3 IVI DTC Troubleshooting guide Version: 0.4 Draft Date: 04-Aug-23 Author: Hemant Mitra Page: 255 of 584 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 PACM Control Module Follow the procedure to diagnose relavant functional DTCs in the PACM NO YES Is DTC Permanent ? Clear DTC Stop (DTC in history) U045A- 81 Invalid Data Received from Parking Assist Control Module "A" - invalid serial data received
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