Vehicle Platform: OSPREY ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 1.4 Date: 15 May 2018 Author: Body CoC Page: 530 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. 1. Remove Combi switch mating connector 2. Perform visual check of connectors for pin bend or damaged etc. Connector Faulty? Correct Connector fault (Terminal Bend) BCM ECU Faluty Replace BCM ECU YES NO Check if Combi switch Front wiper Low speed switch input[wiring harness side] is shorted to ground [pin details TBD]. Correct combi switch side wiring harness (Short to Ground) Check if combi switch is faulty /Low speed wipe switch , front wash switch are shorted to each other or shorted to ground pin terminal [pin / terminal details of combi switch TBD] Switch Faulty? Replace combi switch 1.Remove all BCM connectors 2.Take out Front wiper Low Speed input wire [C4-7] from BCM connector 3.Reconnect all connectors 4.Check if Front wiper low speed wipe is ON? Front wiper low speed continuously ON? Reconnect all connectors firmly YES NO YES NO Continuity Found? YES NO A B B2212 -11: Front Wiper Low Speed Switch - circuit short to ground
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