Q5/X451 FATC DTC Troubleshooting Data Version: 1.0 Date: 16-Oct-2018 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: 201 of 202 Appendix DisplayDTC Code DTCDescription PageNo Display Status (Mask status)(Y/N) B1F1B-11 Solar Radiation Sensor Circuit - Circuit short to Ground 5 N B1F1B-15 Solar Radiation Sensor Circuit - Circuit short to battery or open 8 N B1F23-11 Evaporator Temperature Sensor Signal - Circuit short to Ground 11 N B1F23-15 Evaporator Temperature Sensor Signal - Circuit Short to Battery or Open 14 N B1F2D-11 Air Temperature Motor Drive Line- Circuit Short to Ground; 17 N B1F2D-12 Air Temperature Motor Drive Line - Circuit Short to Battery; 21 N B1F2D-13 Air Temperature Motor Drive Line- Circuit Open; 25 N B1F2E-11 Air Distribution Motor Drive Line– Circuit short to Ground; 29 N B1F2E-12 Air Distribution Motor Drive Line– Circuit short to Battery; 33 N B1F2E-13 Air Distribution Motor Drive Line – Circuit Open; 37 N B1F2C-11 Fresh Air/RECIRC Motor Drive Line- Circuit Short to Ground; 41 N B1F2C-12 Fresh Air/RECIRC Motor Drive Line- Circuit Short to Battery; 45 N B1F2C-13 Fresh Air/RECIRC Motor Drive Line- Circuit open 49 N B1F2F-12 Blower Motor Drive Signal - Circuit Short to battery; 53 N B1F1F-11 Air Temperature Feedback Signal - Circuit Short To Ground; 56 N B1F1F-15 Air Temperature Feedback Signal - Circuit Short to Battery or Open; 60 N B1F21-11 Air Distribution Feedback Signal – Circuit Short to Ground; 64 N B1F21-15 Air Distribution Feedback Signal – Circuit Short to battery or Open; 68 N B1F1D-11 Fresh Air/RECIRC Feedback Signal - Circuit Short to Ground; 72 N B1F1D-15 Fresh Air/RECIRC Feedback Signal - Circuit Short to Battery or open; 76 N B1F3E-71 Temperature Door Control Motor - Actuator stuck; 80 N B1F3E-54 Temperature Door Control Motor Calibration Fault; 84 N B1F3D-71 Air Distribution Motor Drive Line– Actuator stuck; 89 N B1F3D-54 Air Distribution Motor Drive Line– Missing calibration; 92 N B1F3F-71 Fresh Air/RECIRC Drive Motor – Actuator stuck; 97 N B1F3F-54 Fresh Air/RECIRC Drive Motor – Missing calibration; 101 N B1F4A-23 AC Request Button-Signal stuck Low 105 N B1F4B-23 Blower Speed Up Request Button-Signal stuck Low 108 N B1F4C-23 Blower Speed Down Request Button- Signal Stuck Low; 111 N B1F4D-23 Air Distribution Request Button-Signal stuck Low 114 N B1F35-23 ECON Request Button-Signal stuck Low 117 N B1F33-23 Auto Request Button-Signal stuck Low 120 N B1F36-23 Control Panel Request Button-Signal stuck Low 123 N B1F37-23 Max. Defrost Request Button-Signal stuck Low 126 N B1F38-23 Rear Defog Request Button -Signal stuck Low 129 N B1F39-23 Fresh Air / RECIRC Request Button -Signal stuck Low 132 N
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