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: 61 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. Trouble Shooting: Step Checks IF YES IF NO 1. Check for any other faults presence related to ECU Internal power supplies. Follow rectification process for the faults, before proceeding further Go to Step 2 2. Check the fuses and battery supply. Replace the connector or wiring harness Go to step 3 3 Is K01,K03,K05 open circuit? Replace the connector or wiring harness Go to Step 4 5 Check whether the EMS ECU pin number K086 is short to Ground Rectify the wiring harness. Go to Step 5 6 Fault Still Persists? Replace AMF Sensor. If Fault still persists then Call Hot line. 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. Circuit Schematic:
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