Gravitas/SAFARI/X451/NEXON FATC DTC Troubleshooting Data Version: 1.1 Date: 28-Apr-2021 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: 135 of 244 B1F4D-23:- Air Distribution Request Button-Signal Stuck Low Overview:- ISO Code B1F4D – 23 Customer Symptom Air Distribution Request Buttoncannot be manually selected Fault Effects (On Vehicle) Air Distribution Request Button is stuck and mode can’t be changed. Lamp Status (If Any) NA Fault Detection Condition Air Distribution Request Button -Signal Stuck Low Normal Operating Condition The mode can be changed by pressing Air Distribution button. Probable Trouble Area Mode switch component failure. Healing Condition NA
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