Vehicle Platform: Zest, Bolt, Tiago, Tigor, Osprey, Q501, X451, Q502 ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 3.8 Date: 17-10-2022 Author: BCM COC Page: 1017 of 1202 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. U1309 – 87 :- Lost Communication With Antilock Braking System/Electronic Stability Program (ABS/ESP) Control Module – missing message Overview: ISO Code U1309-87 Customer Symptom No immediate symptom Fault Effects (On Vehicle) TBD Lamp Status (If Any) NA Fault Detection Condition CAN transceiver fault, partner ECU fault, excessive network traffic Normal Operating Condition ABS/ESP Shall function Normally Probable Trouble Area CAN transceiver fault, partner ECU fault, excessive network traffic Healing Condition Check with Service tool, check function of partner ECU
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