DTC GMC P22A1 Short Explanation

The video focuses on the basic GMC 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:
GMC
Code:
P22A1
Definition:
Keyless Antenna (Interior, Middle)
Description:
Keyless antenna dose not operate
Cause:
Keyless antenna (interior,middle) malfunction Open or short circuit in wiring harness between keyless control module and keyless antenna Keyless control module malfunction