DTC Toyota B1623-81 Short Explanation
Channel: Maxidot Dodge
Date: 01/09/2020

The video focuses on the basic Toyota 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:
Toyota
Code:
B1623 81
Definition:
Vehicle Communication Bus A
Description:
Time after ignition On &gt;500 mSec. Battery voltage between 9.5 and 16.5 V
Failure Type:
Invalid Serial Data Received
This sub type is used by the control module to indicate a signal was received with the corresponding validity bit equal to "invalid" or post processing of the signal determines it is invalid.