Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 824 of 855 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. B2262– 49: Light Sensor Hardware Failure – Internal Eelectronic Failure Overview: ISO Code B2262– 49 Customer Symptom Automatically activation of headlamp may not work. Fault Effects (On Vehicle) Automatically activation of headlamp may not work. Lamp Status (If Any) - Fault Detection Condition BCM log this fault when Light Sensor Hardware fails. ( May be stuck / short to ground / short to Battery) Normal Operating Condition Ignition is RUN/CRANK position and Auto Mode is selected, then if Light sensor detects dark, Then BCM shall activate Low beam and position lights Probable Trouble Area 1. BCM connector Fault 2. Sensor damaged 3. BCM ECU faulty Healing Condition 1. Ignition OFF ON 2. Clear DTC Command Component Details: Light Sensor allows activation of headlamps automatically with input from the light sensor based on the ambient light level Preliminary Checks: 1. Check Battery Voltage (12.5 V & above) 2. Check ECU pins for oxidation, bending & damage.
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