P1055 BMW Valvetronics Actuator Motor Power Supply

Possible causes
– Faulty Valvetronic Control Motor
– Valvetronic Control Motor harness is open or shorted
– Valvetronic Control Motor circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1055 BMW OBD Code Description

VVT supply voltage control motor high input bank 1