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{Osprey CCM}
DTC Troubleshooting Data
Version: 2.0
Date: 28-Jul-17
Author: ERC
Page: 175 of 244
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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.
U3006 - 16:- Control Module Input Power “A” – Circuit Voltage below Threshold
Overview:
This fault will come if Input Power "A" is less than threshold voltage. (In ignition on & engine running
condition) Input Power "A" - is the Voltage Supply from battery.
ISO Code
U3006 - 16
Customer Symptom
FATC (LED etc.) goes OFF
Fault Effects (On Vehicle)
FATC will be OFF
Lamp Status (If Any)
NA
Fault Detection Condition
•
If Battery(supply) voltage goes below 7V
Normal Operating Condition
FATC shall work normally in the operating voltage range of:
9V to 16V (Tolerance ± 0.2V).
Probable Trouble Area
Discharged Battery
Fuse blown (3 amp)
Battery cable terminal (corroded/Sulphation/Loose)
High resistance within the supply cable.
FATC power connector loose etc.
Healing Condition
N/A
Component Details:
N/A
Preliminary Checks:
1. Voltage at the battery terminals should be greater than 9V at the Ignition ON Condition.
2. FATC power supply connector should have greater than 9V for normal functionality of FATC.
3. Check battery cable and FATC connector terminals for damage.
4. Check FATC ECU for pin bend/damage.