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: 474 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. 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 for electrical continuity between ECU to AMF connector as per circuit schematic Go to Step 3 Establish continuity by rectifying harness connections as per the circuit schematic 3. Are there any pins damaged at EMS ECU Connector or AMF Sensor connector? Replace the connector or wiring harness Go to step 4 4 Are there any pins backed out from the EMS ECU Connector or AMF sensor connector? Rectify/Replace Connectors Go to Step 5 5 Check inlet air circuit for clogging; wrong assembly/fitment etc; Any issues found? Clean the inlet air circuit and remove any clogging Go to Step 6 6 Check whether the EMS ECU pin number K086 is short to Ground Rectify the wiring harness. Go to Step 7 7 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: NA Component Location & Image:- NA Connector View & Information: - NA
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