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: 18 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. P060B-01: A/D converter (general signal failure) Overview: DTC Description as per ISO standard A/D converter (general signal failure)- General Electrical failure ECU Pin Number All analog signal pins Customer Symptom MIL ON. Fault Effects (On Vehicle) Analog signals related ECU functionalities will not work. Lamp Status (If Any) MIL ON1 (Lamp turn On immediately when fault detected) Fault Detection Condition (Root cause) Ignition ON Normal Operating Condition No Faults related to ADC converter Probable Trouble Area EMS ecu power supply / Ground wiring harness connections, EMS ecu Healing Condition Rectify the error Clear through diagnostic tool Ignition OFF & ON Component Details: EMS ECU is an electronic controller which controls the Engine functionality by interfacing with various sensors, actuators And other controllers (via CAN). Preliminary Checks: 1. Check whether the customer voice / view about the issue is matching with the fault effects mentioned above. If Yes, go ahead with next steps. If not, check for other DTC’s presence. 2. Check whether similar complaints are earlier reported. If yes, perform the preliminary checks with respect to earlier issue closure. Check for pin back out at EMS ecu connector or EGR valve connector. 3. Check whether the EMS is receiving Battery supply and Ground. 4. Check whether the Battery is healthy
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