DTC Alfa-Romeo C1420-25 Short Explanation
Channel: Maxidot Alfa-Romeo
Date: 20/06/2020

The video focuses on the basic Alfa-Romeo specific 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: 
Alfa Romeo 
Code: 
C1420-25 
Definition: 
Radar Signal Failure - Signal Shape Waveform Failure 
Description: 
The ACC Module detects that the radar sensor is obstructed, damaged or misaligned. 
Cause: 
Radar Sensor Obstructed
Radar Sensor Damaged
Radar Sensor Misaliged Or Mounted Incorrectly
Adaptive Cruise Control (Acc) Module
Failure Type: 
Signal ShapeorWaveform Failure
This sub type is used for failures where the shape of the signal (plot of the amplitude with respect to time) is not correct, e.g., improper circuit impedance.