TML HARRIER Infotainment DTC Troubleshooting guide Version: 0.2 Draft Date: 31-Jul-18 Author: Vijaya Bhaskar B/Pritam Bansod Page: 3 of 113 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. Contents Change History ......................................................................................................................................................... 2 1. Introduction...................................................................................................................................................... 5 1.1. Objective................................................................................................................................................... 5 1.2. Intended audiences .................................................................................................................................. 5 1.3. Infotainment system architecture............................................................................................................ 5 1.4. Infotainment system variants................................................................................................................... 6 1.5. Infotainment system component images ................................................................................................ 6 1.5.1. Silver Box .......................................................................................................................................... 6 1.5.2. Button Panel ..................................................................................................................................... 7 1.5.3. Display .............................................................................................................................................. 7 2. DTC Troubleshoot procedure ........................................................................................................................... 8 B1C01-13: AM FM Antenna Signal - circuit open ..................................................................................................... 8 B1C33-2A: Hard Switch (Push Button/Rotary Knobs) - signal stuck in range.........................................................12 B1C0E-13: Microphone Signal Input - circuit open ................................................................................................16 B1C0A-13: Left Rear Speaker Assembly Output Power / Left Rear Speaker Assembly Input Signal 1 - circuit open ................................................................................................................................................................................21 B1C0B-13: Right Rear Speaker Assembly Output Power / Right Rear Speaker Assembly Input Signal 1 - circuit open........................................................................................................................................................................24 B1C08-13: Left Front Speaker Assembly Output Power / Left Front Speaker Assembly Input Signal 1 - circuit open........................................................................................................................................................................29 B1C09-13: Right Front Speaker Assembly Output Power / Right Front Speaker Assembly Input Signal 1 - circuit open........................................................................................................................................................................32 B1C51-13 Left Rear Tweeter Assembly Output Power / Left Front Tweeter Assembly Input Signal - circuit open ................................................................................................................................................................................37 B1C4E-13: Right Rear Tweeter Assembly Output Power / Right Rear Tweeter Assembly Input Signal - circuit open........................................................................................................................................................................40 B1C50-13: Left Front Tweeter Assembly Output Power / Left Front Tweeter Assembly Input Signal - circuit open........................................................................................................................................................................45 B1C4F-13: Right Front Tweeter Assembly Output Power / Right Front Tweeter Assembly Input Signal - circuit open........................................................................................................................................................................48 B1C20-2A: Steering Wheel Control Input Signal - signal stuck in range.................................................................52
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