`41 2 Author: Neha Patil/Ganesh Kalkekar Copyright © TATA MOTORS Ltd. This document must not be used in anyway, such as copying and redistributing to third parties, without the consent of author. Kanger 3.0 LR DTC Troubleshooting Data Version: 1.0 Date: 18-07-2023 P30F0 – 28 :- B phase current sensor offset error_QM-signal bias level out of range/zero adjustment failure Overview:- ISO Code (If applicable) P30F0 – 28 Customer Symptom Vehicle gets Stop. Fault Effect (On Vehicle) Vehicle goes from D-N Mode and Vehicle can’t be Cranked. Lamp Status (If Any) HV critical alert lamp on cluster glows DTC Trigger Condition If current above 750A Probable Causes (Trouble Area) Current sensor problem Healing Condition Ignition Reset Write up for the system:- E-drive is a three in one unit which consist of Electric motor, Motor Controller Unit and Gear- Box, Where this unit draws power from the High voltage battery and converts that electric power into kinetic energy which helps to rotate the vehicle. During braking vehicle kinetic energy convert in to electric energy. LV signal HV BATTERY E-DRIVE WHEEL
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