Vehicle Platform & ECU Name DTC Troubleshooting Data Ver: 1 Date: 23/11/2022 Author: ERC Page 164 of 834 Copyright by TATA MOTORS Ltd. This document must not be used in any w ay, such as copying and redistributing to third parties, w ithout our consent P245C- 00 - EGR Cooler Bypass Control Circuit Low Bank 1 Overview: Code Cause Effect on Vehicle Fault Code:P245C- 00 1. EGR EVRV wiring short circuit to ground 2. EGR EVRV connector loose connection 3. Electrical wiring damage 4. ECU connector loose connection 5. EVRV malfunctioning 6. ECU terminal pin damage or bend 1. CE Lamp ON Lamp status: Check Engine Lamp on Malfunction Indicator Lamp off Checkpoints: Check for nominal battery voltage at Ignition off (Nominal range – 11.5V to 12.8 V) Trouble Shooting Steps: Sr. No. Steps Specifications Step 1 Check whether the EGR EVRV connector is connected properly. Remove and connect again properly - Step 2 Check whether the ECU connector is connected properly - Step 3 Check for continuity between EGR EVRV connector pins 1, 2 and ECU pins (B3 or B5 or B6) T87, ECU pin A72 respectively. If there is a discontinuity, correct the wiring. - Step 4 Check the ECU terminal pin for any damage or bend - Step 5 Check for any pin backout or damage in the ECU & EGR EVRV connector - Step 6 Check the EVRV physically for any damage. - Step 7 If the problem persists, replace the EVRV - Verification condition: Drive the vehicle in city and highway condition
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