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: 280 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. B2261 – 15: Right Daylight Running Lamp – Short to Battery or Open Circuit Overview: ISO Code B2261 – 15 Customer Symptom Right DRL Lamp always ON. Fault Effects (On Vehicle) 1. Right DRL Lamp always ON. 2. Battery Drain. Lamp Status (If Any) Always ON Fault Detection Condition This fault gets logged by BCM when Right DRL lamp output is shorted to battery or open circuit Normal Operating Condition Right DRL lamp comes ON when Ignition is ON and Position lamp switch is de-activated. Probable Trouble Area 1. BCM connector Fault 2. Right DRL lamp output wire Short to battery or open circuit 3. Right DRL Lamp bulb blown /lamp damaged 4. BCM ECU fault 5. Right DRL lamp mating connector fault Healing Condition 1. Ignition OFF  ON 2. Clear DTC Command Component Details: Right DRL lamps are located at left front side of the vehicle. DRL lamps come ON when Ignition is ON and Position lamp switch is de-activated. Preliminary Checks: 1. Check Battery Voltage (12.5 V & above) 2. Check ECU pins for oxidation, bending & damage.