Gravitas FATC Gen 3 DTC Troubleshooting Data Version: 1.0 Date: 15-July-2023 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. Author: ERC Page: 11 of 301 After rectification, ensure the following points by using TML diagnostic tool before handing over to customer. a) Physical check of temperature change when requested. b) Read ECU parameters sensor Solar Load Status. Circuit Schematic Diagram:- “Refer the circuit schematics from the tool” Component Location & Image:- Near Wind shield and on top of dash board. Connector View & Information: - Pin Details:- I n s p ection Method: - 1) If there is no continuity between the sensor connector & ECU connector then correct the wiring harness 2) If there is a continuity between the sensor signal and battery lines correct the wiring harness (wiring harness short to battery) B1F23-11:- Evaporator Temperature Sensor Signal - Circuit Short to Ground; Pin number Signal Name Signal Description A SolarSensSig Solar Sens(Sensor) Signal B SolarSensGnd Solar Sens(Sensor) Gnd
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