Vehicle Platform: Tiago,Tigor & Osprey ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 2.0 Date: 22-10-2018 Author: Parag K Page: 381 of 737 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. B1610 - 12: Driver Door Unlock Signal - Circuit short to Battery or Open Circuit Overview: ISO Code B1610 - 12 Customer Symptom No Unlocking action happened on operating the vehicle unlock. Fault Effects (On Vehicle) Driver's door will not unlock Lamp Status (If Any) NA Fault Detection Condition This fault will be logged after the input switch test routine execution. User has to operate the switch manually during routine. If short to battery or open circuit fault is detected for Driver Door Unlock Signal, then this DTC code will be returned with the routine results. Normal Operating Condition There should not be any fault returned by routine Probable Trouble Area 1. BCM connector Fault 2. Right side wiring harness Short to battery or open circuit 3. Actuator is damaged or stuck or faulty 4. BCM ECU fault Healing Condition 1. Ignition OFF ON 2. Clear DTC Command Component Details: Driver Door Actuator, BCM connector Functionality: If the Driver door Actuator is short to Battery or Open Circuit, then the Driver's door will not unlock. Preliminary Checks: 1. Check Battery Voltage (12.5 V & above) 2. Check ECU pins for oxidation, bending & damage. Trouble Shooting:
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