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: 276 of 301 U1320-08:- Lost communication with Vehicle control unit- Lost communication with vehicle control unit- bus signal/message failure Overview:- ISO Code U1320-08 Customer Symptom Some or all functionality may be lost Fault Effects (On Vehicle) CAN transceiver fault, partner ECU fault Lamp Status (If Any) HVAC uses default data values Fault Detection Condition CAN transceiver fault, partner ECU fault Normal Operating Condition ECU communicates properly with TCU ECU. Probable Trouble Area CAN_H and CAN_L wires Healing Condition Reconnection of the CAN_H and CAN_L with the main CAN bus Trouble Shooting:- U1320-08:Lost communication with VCU and bus message/signal Failure
RkJQdWJsaXNoZXIy MTIwNTUz