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

Vehicle Platform: Zest, Bolt, Tiago, Tigor, Osprey, Q501, X451, Q502 ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 3.1 Date: 30-11-2019 Author: BCM COC Page: 945 of 1106 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. B192D –12 : Buzzer output line DTC – Circuit short to Battery Overview: ISO Code B192D – 12 Customer Symptom PACM will not be as precise. Fault Effects (On Vehicle) PACM will not be as precise. Lamp Status (If Any) NA Fault Detection Condition This fault gets logged by BCM when Buzzer output line is shorted to Battery. Normal Operating Condition Buzzer should operate as per according to PDC distance to obstacle as low, high and continuous buzzer. Probable Trouble Area 1. PACM will not be as precise. 2. Buzzer output line -Short to Battery. 3. Sensor connector wired wrong. 4. Harness wire shorted Healing Condition 1. Ignition OFF  ON 2. Clear DTC Command Component Details: NA Preliminary Checks: 1. Check Battery Voltage (12.5 V & above) 2. Check ECU pins for oxidation, bending & damage.