DTC Toyota P0AC2-123 Short Explanation
Channel: Maxidot Dodge
Date: 21/09/2020

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:
P0AC2 123
Definition:
Left Front or Driver Side Impact Sensor (SIS) Performance
Description:
Ignition voltage is between 9-16 volts.
Cause:
B0077 for SIS - LF or B0078 for SIS - RFA valid ID message is not received within 5 seconds of the side impact sensor being powered up.The SDM has not received a message from the side impact sensor for more than 375 milliseconds.The SDM has reset the side impact sensor twice without detecting a valid ID message.