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Q5/X451 FATC
DTC Troubleshooting Data
Version: 1.0
Date: 16-Oct-2018
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TATA MOTORS Ltd.
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Author: ERC
Page: 22 of 202
Trouble Shooting:-
DTC’s confirmation:-
After rectification, Rotate temperature Knob from control Panel and ensure the following points by referring
Temperature parameters using TML diagnostic tool before handing over to customer. a) Physical check of
temperature change when requested.
b) Read ECU parameters Air Temperature Drive Motor A Output 4A4D, which should be requested values.