{Osprey CCM} DTC Troubleshooting Data Version: 2.0 Date: 28-Jul-17 Author: ERC Page: 117 of 244 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. B1F3F-54:- Fresh Air/RECIRC Drive Motor – Missing calibration;: ISO Code B1F3F- 54 Customer Symptom No air selection control (manual or automatic) Fault Effects (On Vehicle) The motor is blocked and its motion toward either end is not possible Lamp Status (If Any) NA Fault Detection Condition Fresh/RECIRC Door Control Motor Calibration Fault Normal Operating Condition Fresh Recirc actuator is Functional Probable Trouble Area Motor learning is not accomplished because of 1) Shorting of Motor drive to battery or ground 2) Motor is stuck while calibrating 3) System over/under voltage during calibration 4) Motor feedback fault short to battery or ground Healing Condition NA Component Details: The recirculation/fresh air selector door actuator motor controls the position of the door which allows fresh air or recirculation air, or a combination of the two, into the vehicle. The motor is mounted on the recirculation /fresh air duct. Preliminary Checks: Switch On the IGN & perform the following check. 1) Connect the Diagnostics tool & check the DTC fault code 2) If the fault code exists, refer the corrective actions
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