TIAGO TIGOR BSVI - SERVICE MANUAL - DTC 24-12-2021

Vehicle Platform: Zest, Bolt, Tiago, Tigor, Osprey, Q501, X451, Q502 ECU Name: Hella Body Control Module (BCM) DTC Troubleshooting Data Version: 3.1 Date: 30-11-2019 Author: BCM COC Page: 657 of 1106 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. B2212 - 11: Front Wiper Low Speed Switch - Circuit Short to Ground Overview: ISO Code (DTC Code) B2212 - 11 Customer Symptom Front wiper always ON (Low Speed) Fault Effects (On Vehicle) Front wiper always ON(Low speed) 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 Front wiper low speed switch then this DTC 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. Front wiper low speed switch damaged 4. Combi switch connector fault 5. BCM ECU fault Healing Condition 1. Ignition OFF  ON 2. Clear DTC Command Component Details: Front wiper low speed 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 front wiper low speed position, front wiper will turn ON in low speed. Preliminary Checks: 1. Check Battery Voltage (9V-16V) 2. Check ECU pins for oxidation, bending & damage. Trouble Shooting:-