Component Placement Volvo Bus Corporation See also, 300, Component placement, Description, Design and function The reader is advised that printed copies are uncontrolled. 31 6 DF 7 OBD2 8 A03 (BIC) A07 (Radio) A33 (TACHO) 9 AUDIO, BB10A BB10A 10 A926 (GSECU) 11 A900 (Voith TECU) A901 (ZF ECOMAT TECU) Left front FL2 FL2A Right front FL3 FL3A