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OSPREY- Application
DTC Troubleshooting Data
Version: 4.0
Date: 10-02-2017
Prepared by: Mithipati Prasad
Checked by: G S Raju / Senthilnathan S
Page: 594 of 654
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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.
2: Preliminary Check
1. Check ECM is communicating with TML diagnostic tool or not.
2. If NO, then check for continuity in the vehicle ODB connector pin no. 7 and ECM side vehicle wiring
harness connector K line (pin 35) pin.
3. There should be continuity between below pins in the vehicle side wiring harness.
IPC CAN_H (pin. 6) to ECM CAN_H (Pin 19) and IPC CAN_L (pin. 5) to ECM CAN_L (Pin 18)
4.
Read IVN DTCs in ECM in IGN ON condition with TML diagnostic tool.