Gravitas/SAFARI/X451/NEXON FATC DTC Troubleshooting Data Version: 1.1 Date: 28-Apr-2021 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: 167 of 244 ISO Code U3006 - 16 Customer Symptom FATC (LED etc.) goes OFF Fault Effects (On Vehicle) FATC will be OFF Lamp Status (If Any) NA Fault Detection Condition • If Battery(supply) voltage goes below 7V Normal Operating Condition FATC shall work normally in the operating voltage range of: 9V to 16V (Tolerance ± 0.2V). Probable Trouble Area Discharged Battery Fuse blown (3 amp) Battery cable terminal (corroded/Sulphation/Loose) High resistance within the supply cable. FATC power connector loose etc. Healing Condition N/A Component Details: N/A Preliminary Checks: 1. Voltage at the battery terminals should be greater than 9V at the Ignition ON Condition. 2. FATC power supply connector should have greater than 9V for normal functionality of FATC. 3. Check battery cable and FATC connector terminals for damage. 4. Check FATC ECU for pin bend/damage. Trouble Shooting:-
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