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: 37 of 301 C1 ACTUATOR Amp no 01355082-1 1 PotentiometerGnd Potentiometer Ground with FB- Gnd 2 PotentiometerFbSig Potentiometer feedback signal Analog 3 PotentiometerSpply Potentiometer Supply with FB- Power 4 NC NC NC 5 Mot + Motor signal is + in CW and Motor signal is - in CCW Digital 6 Mot - Motor signal is - in CW and Motor signal is + in CCW Digital Inspection Method: -1) If there is continuity between the Co-Driver Temperature motor drive line and Battery line correct the wiring harness (wiring harness short to Battery) B1F56-13:- Co-Driver Air Temperature Motor Drive Line - Circuit Open; ISO Code B1F56-13 Customer Symptom No Co-Driver air temperature control (manual or automatic) Fault Effects (On Vehicle) Motor movement is not possible Lamp Status (If Any) NA Fault Detection Condition Co-Driver Air Temperature Motor Drive Line - Circuit Open
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