P0380 = Glow plug circuit "A" malfunction, causes :- wiring, glow plug relay, fuse, glow plug, ecu.
P0638 = Throttle actuator control bank 1 range/performance problem causes:- basic setting not carried out, idle speed control actuator/trottle motor, accelerator pedal position sensor.
P1125 (1) = Intake air flap control actuator circuit malfunction causes:- wiring, intake flap control actuator, ecu.
P1125 (2) = Turbo wastegate regulating valve circuit malfunction. causes:- wiring, turbo wastegate regulating valve.
(1) for ecu part no Bosch EDC 16 C9
(2) For any other Bosch ecu except EDC 16 C9
nigel, July 2010