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: 175 of 301 Trouble Shooting:- Is DTC Present? Check for blower down Button Request functionality. Check for blower down Button Request functionality. Is blower up/down button stucked? Check and lubricate switch if still the blower Up button is stuck then replace control panel. Clear the DTC from the ECU memory. Turn Ignition OFF & ON. Check the blower speed by changing the blower Up Button Stop Stop YES NO YES NO Turn ON Ignition. Connect the TML Diagnostic Tool. Check the status of DTC’s (Memorized/Current) Record the DTC & Clear DTC’s Turn Ignition OFF & ON Verify If DTC is present
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