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: 225 of 301 Trouble Shooting:- Is continuity Present? A Yes Disconnect FATC ECU power supply connector. Check pin C2-14 continuity with battery pin 16 &15 . Refer Connector View & Information ( ) No Is DTC Present? Yes No Stop 1 . Connect the TML Diagnostic Tool. 2 . Turn the Ignition ON 3 . Check the status of DTC’s (Memorized/Current) 4. Record the DTC & Clear 5 . Turn Ignition OFF & ON 6 . Verify If B1F48 - 11 12 is present Replace wiring harness ) Vehicle side (
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