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. 2. Physically inspect sensor for damage Trouble Shooting: - 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 P3006 -12 is present? Go to Step 2 Check if any other fault related to P3003 is present. 2. Check for the power supply of accelerator pedal sensor. Check if Accelerator pedal sensor pin 1 (Connector C295- pin 1) has supply voltage 5V and Accelerator pedal sensor Pin 5 (Connector C295- pin 5) is ground. Go to Step 3 Check for the connections 3. Switch vehicle Ignition OFF. Vehicle is in Ignition OFF mode? Go to step 4 Go to step 3 4. Check whether there is internal short in sensor Check if there is continuity between accelerator pedal sensor’s input pin 6 and accelerator pedal sensor’s supply pin 1. (Refer pin diagram) Problem is in the accelerator pedal sensor. Action: Replace the sensor and Go to step 1. Go to Step 5 5. Check whether there is short in sensor inputs pin to LV battery Supply Check if there is continuity between accelerator pedal sensor’s input pin 6 (Connector C295 Pin-6) and LV battery Problem is in the harness Go to Step 6.
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