Are you planning to add a or an external amplifier ?
Installation involves mounting the double-DIN head unit and connecting several critical components, including the power harness, GPS antenna, and peripheral sensors. pioneer carrozzeria aviczh009 english manual install
Verify that the Blue/White wire is connected if your vehicle has a factory-amplified system (such as JBL, Bose, or Rockford Fosgate). Without it, the vehicle's factory amplifier will not turn on. Are you planning to add a or an external amplifier