Xenon lamp ballast (663b): Connection
The ballast (663b) is connected to the ignition transformer (663a).
The ballast is supplied voltage from headlamp pin 3 and is grounded in headlamp pin 1.
Power supply and ground, left (US/CA)
Power supply and ground, left (others)
Power supply and ground, right (US/CA)
Power supply and ground, right (others)