Vehicle Platform: All ECU Name: Telematics Control Unit (TCU) DTC Troubleshooting Data Version: 1.12 Date: 02-06-2022 Author: TCM COC Page: 11 of 150 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. Pin Diagram and Description for Gen2i & Gen2i+ Telematics Pin # Signal Name Signal Description 1 MC_MIC_IN_P MIC input positive 2 MC_MIC_IN_N MIC input negative 3 GND_MAIN Ground 4 uC_DIG_I/P3 Digital input 3 5 CAN_SH1 CAN1 shield 6 CAN1_L CAN1 Low - Diagnostic CAN 7 CAN1_H CAN1 high - Diagnostic CAN 8 uC_DIG_I/P2 Digital input 2 9 MC_SOS_I/P Digital input (E-CALL SW Input) with Wakeup feature 10 MC_DLED_OP3 Digital Output 3 (HS) (GREEN LED Output for E-CALL) 11 No Connection No Connection 12 V_V_BAT_KL_30 Vbatt 13 MC_SPK_OUT_P Speaker output positive 14 MC_SPK_OUT_N Speaker output negative 15 GND_MAIN Ground 16 MC_DALLAS_I/P Dallas input 17 CAN_SH2 CAN2 shield 18 CAN2_L CAN2 low - Vehicle CAN - W/ithout wake up 19 CAN2_H CAN2 High - Vehicle CAN - Without wake up
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