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: 562 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. B223D - 11: Rear Wiper Mode Switch - Circuit Short to Ground Overview: ISO Code (DTC Code) B223D - 11 Customer Symptom Rear wiper always ON Fault Effects (On Vehicle) Rear wiper always ON 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 ground fault is detected for rear wiper mode switch 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. Cockpit wiring harness short to ground. 3. Rear wiper mode switch damaged 4. Combi switch connector fault. 5. BCM ECU fault Healing Condition 1. Ignition OFF ON 2. Clear DTC Command Component Details: Rear wiper Mode switch is part of combination stalk switch and interfaced to the BCM. If the IGN is on and if user put the combi switch to rear wiper position, rear wiper will turn ON. Preliminary Checks: 1. Check Battery Voltage (9V-16V) 2. Check ECU pins for oxidation, bending & damage. Trouble Shooting:-
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