TIAGO TIGOR BSVI - SERVICE MANUAL - DTC 24-12-2021

TML 7” Infotainment DTC Troubleshooting guide for Tigor Version: 0.1 Date: 13 th Aug 18 Author: Pritam Bansod Page: 21 of 55 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. B1C0B-13: Rear Right speaker-Open circuit Overview: Write up for the Related Sensor/Actuator or system:- Rear right speaker – This speaker is located at the rear right door hand-side of rear passenger. It gives audible audio as an output when any valid media source is played using HU. Pre-Check Points: Perform Speaker tone test. Trouble Shooting:- Below given flowcharts guides to troubleshoot the fault: ISO Code B1C0B-13 Customer Symptom No audible audio output from rear right speaker/tweeter. Fault Effects (On Vehicle) No audible audio output from rear right speaker/tweeter. Lamp Status (If Any) No Fault Detection Condition 1. No audible audio output from rear right speaker. 2. This DTC gets logged when connection between rear right speaker and Head Unit is open. Normal Operating Condition When any media/radio source is played from Head Unit, audio output is heard from car speakers. Probable Trouble Area  Wiring harness between HU and speakers  HU Connector and connector terminals  Speaker connector and its terminals  Intermittent connector and their terminal Healing Condition None