DTC Hyundai P0420 Short Explanation
Channel: Maxidot Hyundai
Date: 21/06/2020

The video focuses on the basic Hyundai 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:
Hyundai
Code:
P0420
Definition:
Center Airbag Sensor Assembly Communication Circuit Malfunction
Description:
One of following conditions is met:The occupant classification ECU receives a line short circuit signal,an open circuit signal,a short circuit to ground signal or a short circuit to B+ signal in the center airbag sensor assembly communication circuit for 2 seconds. Center airbag sensor assembly malfunctionOccupant classification ECU malfunction
Cause:
 Occupant classification ECU Center airbag sensor assembly Floor wire No.2