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. P30AE – 29: Vehicle speed signal value from ESP – signal invalid ISO Code P30AE – 29 Customer Symptom Vehicle is operable with reduced power Fault Effects (On Vehicle) The vehicle is drivable with reduced power in drive mode even after accelerator pedal is completely pressed by driver. Vehicle speed will be limited to 50 kmph Lamp Status (If Any) EV Limp home telltale blinking Fault Detection Condition VECU has received an invalid vehicle speed value over CAN signal by ESP Normal Operating Condition Vehicle can be drivable with normal performance Probable Trouble Area Wheel speed sensors ESP ECU Healing Condition If DTC trigger condition is healed, DTC is present only in memory Component details: Wheel speed sensors are connected to ESP ECU. Preliminary Checks: NA Troubleshooting: - Check for the confirmed ESP ECU DTCs for the more information and follow the troubleshooting mentioned in ESP ECU DTCs. Circuit schematic diagram: NA Component Location &Image: - NA
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