Gravitas FATC Gen 3 DTC Troubleshooting Data Version: 1.0 Date: 15-July-2023 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. Author: ERC Page: 5 of 301 U0422-81:- Invalid Data Received From BCM --------------------------------------------------------------------------------282 U160B-81:- Invalid Data Received From HU ----------------------------------------------------------------------------------284 U0423-81:- Invalid Data Received From IPC ----------------------------------------------------------------------------------286 U0499-81:- Invalid Data Received From Telematics control unit------------------------------------------------------288 U1622-81:- Invalid Data Received From vehicle control unit -----------------------------------------------------------290 B1F5D - 96:- Dust Sensor Failure – Component Internal Failure -----------------------------------------------------293 B1F5D-4B:- Dust Sensor Failure Over Temperature-----------------------------------------------------------------------294 B1F5D - 09:- Dust Sensor Failure(Permanent Fault) – Component failure ----------------------------------------296 U1331-08:- Lost Communication with Dust Sensor – Bus Signal/Message Failure ----------------------------297 U1332-88:- CCM LIN Bus B – Buss Off ----------------------------------------------------------------------------------------- 300 B1F1B-11:- Solar Radiation Sensor Circuit - Circuit short to Ground; ISO Code B1F1B- 11 Customer Symptom System operates but with reduced sensitivity to conditions
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