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{Osprey CCM}
DTC Troubleshooting Data
Version: 2.0
Date: 28-Jul-17
Author: ERC
Page: 83 of 244
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TATA MOTORS Ltd.
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B1F2C-13:- Fresh Air/RECIRC Motor Drive Line- Circuit Open;
:
ISO Code
B1F2C- 13
Customer Symptom
No air selection control (manual or automatic)
Fault Effects (On Vehicle)
Motor movement is not possible
Lamp Status (If Any)
NA
Fault Detection Condition
Fresh/RECIRC Door Control Motor Drive Line - Circuit Open
Normal Operating Condition
With the Fresh/RECIRC motor drive line connected to the
harness and with Ignition ON, check the voltage between blue
connector pin no 12 & ground or 13 & ground. The voltage
range should be in between 0 to 14 V
Probable Trouble Area
Either of the two Motor drive lines is open circuited
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) Read ECU parameter value
Target Position of Air-Inlet Door Flap
and
AI Door flap Position (Internal Value)
for
actual and target position of Actuator