X104 CNG (Nexon) 4” Instrument Cluster DTC Troubleshooting Data Version: 2.0 Date: 19-August-24 Author: Suraj Shivsharan Page: 156 of 160 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. Component Location & Image:- N.A Connector Location:- N.A Connector View & Information:- IPC ECU Pin assignment:- Description ECU pin LIN 5 Battery 1 Ignition input 8 Battery ground 4 Inspection Method:- N.A U1331-08:- Lost communication with dust sensor – Bus Signal/Message failure Overview:- ISO Code U1331-08 Customer Symptom Air purifier function not working Fault Effects (On Vehicle) Air purifier function not working Lamp Status (If Any) N.A Fault Detection Condition Relevant functional DTCs present in IPC Normal Operating Condition IPC shall receive the data from dust sensor and transfer the same to FATC over CAN bus Probable Trouble Area Data not received from dust sensor Healing Condition After rectifying air purifier function shall work properly
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