`86 Author: Prashant Ghadigaonkar/ Pooja Jaiswal/ Samir Tikhe 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. Kangar 2.0 DTC Troubleshooting Data Version: 1.0 Date: 11-11-2021 P309C – 00 :- Motor Torque error - no sub type information Overview:- ISO Code (If applicable) P309C – 00 Customer Symptom Vehicle will 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 This DTC is logged if the Torque Deviation between the max torque and output torque is greater than 20Nm or 15% of the max torque. Probable Trouble Area Battery is limiting current to the E-Drive. External power failure/Internal voltage detection circuit failure. 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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