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Nexon Gasoline – EMS ECU Bosch
DTC Troubleshooting Manual
Version: 0.1
Date: 26-08-2017
Prepared By: Sunu S Babu/Yogesh Jadhav
Checked By: Yeshwant Jadhav
Approved By: Satish Kumar
Document Part No: 2921 02 224 A1736
Page: 143 of 1203
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.
Characteristics of temperature Sensor:
Resistance vs Temperature Characteristics
Stand Alone Diagnosis of Sensor:
1. Give 5V Power Supply to the Sensor Supply pin and Ground to the Sensor Ground Pin
2. Keep the Sensor in a pressurized environment of 50 bar.
3. Measure the Voltage between the Sensor pressure Signal Pin and Ground, it should be 2.1 Volts approx.
4. Check the resistance between the Sensor Temperature signal pin and EMS ecu, @ Room temperature of 30
Degrees, it should be ~1080 Ohms.