DTC Fiat P0441 Short Explanation
Channel: Maxidot Fiat
Date: 2020-06-20

The video focuses on the basic Fiat diagnostic error code.
Contents:
0:21 Basic DTC analysis according to OBD2 protocol standard.
1:48 Insight into programming
- an explanation of what a bit is and how a byte is formed
- decoding the Error Code to the base programming
2:58 A diagnostically understandable description of the Diagnostic Trouble Code
3:05 Basic error definition
- Possible causes or errors of the car and its parts describing the mentioned error

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Make: 
FIAT 
Code: 
P0441 
Definition: 
Evap Purge System Performance 
Description: 
The Powertrain Control Module detects that the change (delta) in fuel tank pressure is below a calibrated threshold during side 1 (Purge Solenoid ramped up) or side 2 (Purge Solenoid ramped down) of both the non-intrusive and intrusive diagnostic. 
Cause: 
Fuel Tank Pressure (Ftp) Sensor 5-Volt Supply Open or High Resistance
Purge Solenoid Vacuum Line Leaking Or Broken
Purge Solenoid Vacuum Line Or Port Restricted or Obstructed
Pinched or Obstructed Line Between The Purge Solenoid And Canister
Pinched or Obstructed Line Between The Canister And Fuel Tank
Fuel Tank Pressure Sensor
Purge Solenoid