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: 797 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. Crank shaft sensor pin 2. connections as per the circuit schematic. 2 Check whether the air-gap of the sensor and it’s magnet is as per specification / crank sensor drawing Rectify the mounting asper the specification Go to next step 3 Check whether the ECM pins A020 or A021 are either short circuited to Battery / Ground / Open circuited. Rectify the wiring harness connections s per the schematic Go to Next Step 3 Are there any pins backed out from the Crank shaft sensor Connector Rectify/Replace Connectors Go to Next Step 4 Are there any pins backed out from the EMS ECU Connector Rectify/Replace Connectors Go to Next Step 5 Fault Persists. Call Hotline Repeat the above steps for reconfirmation DTC’s confirmation: After rectification, Test Drive the vehicle for 2 KM and ensure that no DTC’s are logged in ECM. Circuit Schematic:
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