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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