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: 160 of 244 Connector View & Information: - N/A Inspection Method: - N/A B1F38-23:- Rear Defog Request Button -Signal Stuck Low Overview:- ISO Code B1F38 – 23 Customer Symptom Rear Defog Request Button cannot be manually selected Fault Effects (On Vehicle) The Rear Defog switch is stuck and unable to ON/OFF rear defog heater grids Lamp Status (If Any) NA Fault Detection Condition Rear Defog Request Button -Signal Stuck Low
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