Vehicle Platform: OSPREY / AMP ECU Name: PEPS DTC Troubleshooting Data Version: 1.2 Date: 29 Mar 2017 Author: Rajasekhara Reddy Page: 331 of 369 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:- DTC’s confirmation:- 1. After rectification, ensure the following points using TML diagnostic tool before handing over to customer. 2. Check whether ESCL ECU is communicating with diagnostic Tool or not. 3. DTC should not be present in ECU memory. Start Read IVN DTCs in PEPS If MTO logged against ESCL in current state? No (In history) Check continuity between ESCL CAN_H to IPC CAN_H(pin no.6 ) and ESCL CAN_L to IPC CAN_L(pin no. 5) in vehicle wiring side connector. Is continuity there? Repair the wiring harness Clear DTC Stop Check Battery (Pin 1) and Ground (Pin6 ) of ESCL is properly connected or not. Also check fuse blown (Fuse 10A) Do necessary repair in the harness Yes Yes No U131A-08 Loss of communication with ESCL
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