Q501 4 Cylinder MT Application DTC Troubleshooting Data Version: 0.1 Date: 21-Sep-2018 Prepared By: Mithi Prasad, Sarang Kulkarni, Manish Gupta Checked By: Yogesh Jadhav Approved By: Satish Kumar P Page: 476 of 1052 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. Step Checks IF YES IF NO 1. Is the Inlet Air Circuit Clogged Rectify / Replace the Air inlet circuit Go to Step 2 2. Are any of the faults of Boost pressure sensor Rectify these faults by following their rectification procedure3 Go to step 3 3 Is there any rust/oxidization observed on Sensor Terminals Clean the Rust or repair or replace Go to step 4 4 Is there wiring harness electrical continuity between ECU pins A38, A96,7 Boost pressure Sensor connector pins 1, 4 Go to Step 5 Establish continuity by rectifying harness connections as per the circuit schematic 5 Are there any pins damaged at Sensor/EMS ECU Connector Replace the connector or wiring harness Go to step 6 6 Are there any pins backed out from the Sensor/EMS ECU Connector Rectify/Replace Connectors Go to Step 7 7 Is Sensor Supply pin A96, Short circuited to GND/Battery. Repair the harness as per the schematic Go to Step 8 8 Is Sensor Signal Pin A61, Short circuited to GND/Battery Repair the harness as per the schematic Go to Step 9 9 Is sensor physically Damaged Replace Sensor Go to Step 10 10 Is the VGT valve / EGR valve mechanically damaged Rectify/Replace the VGT valve Go to step 11 11 Is the Turbo charger physically damaged Rectify/Replace the turbo charger Go to step 12 12 Fault Still Persists? Call Hotline. Follow the steps again for reconfirmation DTC’s confirmation: After rectification, Test Drive the vehicle for 2 KM and ensure that no DTC’s are logged in ECM.
RkJQdWJsaXNoZXIy MTIwNTUz