DTC Toyota B1446-46 Short Explanation
Channel: Maxidot Dodge
Date: 24/08/2020

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:
B1446 46
Definition:
Implausible Left Rear Wheel Speed Signal Received
Description:
Communication error with the Anti-lock Brake System (ABS) Module.
Cause:
MALFUNCTION OF TRANSMISSION CONTROL MODULE TERMINALS OR CONNECTORMALFUNCTION OF ANTI-LOCK BRAKE SYSTEM (ABS) MODULE TERMINALS OR CONNECTORMALFUNCTION OF CAN COMMUNICATION LINE BETWEEN TRANSMISSION CONTROL MODULE AND ANTI-LOCK BRAKE SYSTEM (ABS) MODULEMALFUNCTION OF ANTI-LOCK BRAKE SYSTEM (ABS) MODULEMALFUNCTION OF TRANSMISSION CONTROL MODULE (TCM)
Failure Type:
CalibrationorParameter Memory Failure
This sub type is used by the control module to indicate a calibrationorparameter memory failure for embedded systems using FLASH memory. This is equivalent to EEPROM in RAM or ROM or EEPROM embedded systems.