Welcome to just answer. it is specific to the speed sensor yes, And there is a procedure that needs to be done specific to that code and a scan tool must also be used. Here is the procedure.
Checking Speed Signal Recommended special tools and equipment
Test sequence NOTE: To test speed signal, vehicle must be driven. Doing this requires a second person.CAUTION: Secure Scan Tool (ST) on the rear seat and have operated from there by second technician.
If no speed is indicated:
Vehicles with engine code AEG
Vehicles with engine code AVH, AZG
Continuation for all vehicles
NOTE: The right front wheel must not turn during this, hold it steady if necessary.If indicated voltage does not oscillate: