NEXON 3.0 EV DTC Troubleshooting Document for VCU Version: 2.0 Date: 22-Sep-2023 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 - 85: - Interlock Charge plug - signal above allowable range Overview: ISO Code P3062 - 85 Customer Symptom Vehicle would not go into charging mode in fast charging Fault Effects (On Vehicle) The vehicle is drivable. slow charging will not happen and DC Fast charging will not happen Lamp Status (If Any) Charging fault indication lamp is Blinking on the cluster Fault Detection Condition Charging session stopped, since Gun Lock/Unlock Error detected and Gun locking can’t be ensured. K44-Gun Lock Position feedback signal short to battery line Normal Operating Condition DC fast charging is happening Probable Trouble Area Inlet Charging gun lock position feedback K44 wiring harness Inlet Charging gun lock actuator wiring harness 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. Gun lock position feedback sensor is used for detecting actual movement of gun lock pin 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 1. Switch Vehicle to Ignition ON Mode Check for the fault code using TML diagnostic tool. If P305C -72, P305CIf P3067-04 is present Go to Step 2 If P305C -72, P305C73 is present Go to step 4
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