Gravitas FATC Gen 3 DTC Troubleshooting Data Version: 1.0 Date: 15-July-2023 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. Author: ERC Page: 146 of 301 DTC’s confirmation:- After rectification, Fresh/Recirc button from control panel and ensure the following points by parameters using TML START CONNECTTHEDIAGNOSTICTOOL ANDCHECKFORDTC’S ISDTC PRESENT? CHECKDTCPRESENTISPERMANENTOR HISTORY ISDTC PERMANENT? CLEARDTC CHECKFORMECHANICALMOUNTINGS ISITOK? CHECKFOROBSTACLESFORTHRFLAPMOVEMENT IFALLTHE ABOVECHECKS FAIL STOP FIXTHE PROBLEM ISDTC PRESENT? NO YES REPLACEECU B1F3F- 71:: FRESH/ RECIRCMOTOR - ACTUATOR STUCK YES YES YES NO NO CRANKTHE VEHICLEAND CHECKFOR DTC’S NO ECUISFAULTY ISTHEREANY OBSTACLES? FIXTHE PROBLEM NO YES
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