Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 828 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. B2263– 49: Rain Sensor Hardware Failure – Internal Electronic Failure Overview: ISO Code B2263– 49 Customer Symptom Auto wipe activation feature may not work. Fault Effects (On Vehicle) Auto wipe activation feature may not work. Lamp Status (If Any) - Fault Detection Condition BCM log this fault when Rain Sensor Hardware fails. ( May be stuck / short to ground / short to Battery) Normal Operating Condition RLS detects the intensity of rain based on these threshold values. BCM shall then activate the auto wipe function as per signals from rain sensor. 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: BCM allows activation of wiper automatically with input from the Rain sensor. Preliminary Checks: 1. Check Battery Voltage (12.5 V & above) 2. Check ECU pins for oxidation, bending & damage.
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