`13 Author: Neha Patil/Ganesh Kalkekar Copyright © TATA MOTORS Ltd. This document must not be used in anyway, such as copying and redistributing to third parties, without the consent of author. Kanger 3.0 LR DTC Troubleshooting Data Version: 1.0 Date: 18-07-2023 Flow Diagram for diagnosing the Fault:.................................................................................................................................................. 224 Conditions/Points to be Checked after Repair:- .................................................................................................................................... 224 Schematic Block Diagram:- ................................................................................................................................................................... 225 LV Service Schematic ............................................................................................................................................................................. 225 HV Service Schematic ............................................................................................................................................................................ 226 Component & Connector Location (On Vehicle) Image:-....................................................................................................................... 227 Connector View & Information:- ................................................................................................................................................................ 229 P309A – 16 :- MCU 15V Internal Control Supply - circuit voltage below threshold ........................................................................... 230 Overview:- ............................................................................................................................................................................................. 230 Write up for the system:-....................................................................................................................................................................... 230 Trouble Shooting:-................................................................................................................................................................................. 231 Flow Diagram for diagnosing the Fault:.................................................................................................................................................. 231 Conditions/Points to be Checked after Repair:- .................................................................................................................................... 231 Schematic Block Diagram:- ................................................................................................................................................................... 232 LV Service Schematic ............................................................................................................................................................................. 232 HV Service Schematic ............................................................................................................................................................................ 233 Component & Connector Location (On Vehicle) Image:-....................................................................................................................... 234 View from Front Bumper side ............................................................................................................................................................... 234 Connector View & Information:- ................................................................................................................................................................ 236 P309A – 17 :- MCU 15V Internal Control Supply - circuit voltage above threshold ........................................................................... 237 Overview:- ............................................................................................................................................................................................. 237 Write up for the system:-....................................................................................................................................................................... 237 Trouble Shooting:-................................................................................................................................................................................. 238 Flow Diagram for diagnosing the Fault:.................................................................................................................................................. 238 Conditions/Points to be Checked after Repair:- .................................................................................................................................... 238 Schematic Block Diagram:- ................................................................................................................................................................... 239 LV Service Schematic ............................................................................................................................................................................. 239 HV Service Schematic ............................................................................................................................................................................ 240 Component & Connector Location (On Vehicle) Image:-....................................................................................................................... 241 Connector View & Information:- ................................................................................................................................................................ 243 P309B – 16 :- MCU 5V Internal Control Supply - circuit voltage below threshold .............................................................................. 244 Overview:- ............................................................................................................................................................................................. 244 Write up for the system:-....................................................................................................................................................................... 244 Trouble Shooting:-................................................................................................................................................................................. 245 Flow Diagram for diagnosing the Fault:.................................................................................................................................................. 245
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