P1623 Acura Immobilizer Code Word/ID Number Write Failure

P1623 Acura Immobilizer Code Word/ID Number Write Failure

Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1623 Acura Information for specific makes

Acura Vehicle:

Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura ZDX