NEXON 2.0 EV DTC Troubleshooting Document for VCU Version: 1.0 draft Date: 31-Jan-2022 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. P3062 - 13: - Interlock Charge plug - circuit open Overview: ISO Code P3062 - 13 Customer Symptom HV Critical Alert Tell-tale is glowing on the cluster. DC Fast charging does not take place Fault Effects (On Vehicle) The vehicle is drivable. DC fast charging will not take place if this detect is active. Slow charging not possible Lamp Status (If Any) HV Critical Alert Tell-tale Indication glows on the cluster Vehicle charging symbol ( ) is not seen when Fast charging gun is plugged in vehicle charging inlet socket. Fault Detection Condition Charging session stopped, since Gun Lock/Unlock Error detected and Gun locking can’t be ensured. Gun Lock Actuator H-Bridge over current flow detected due to short between +ve and -Ve lines. / when A88 and A67 shorted Normal Operating Condition Charging will happen Probable Trouble Area LV wiring of Charging gun lock actuator Healing Condition If DTC trigger condition is healed, DTC is present only in memory Component Details: Charging gun lock actuator is used to lock the charging gun into inlet. Preliminary Checks: Check physically if anything obstructing movement of the actuator pin. Trouble Shooting: - 1. Remove the LV battery connections. Step No. Description Check point If Yes If No
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