ABS W/EBD & BA & TRAC & VSC System
Anti-Lock Brake System (w/ VSC) Traction Control SystemS5 (A), S7 (C), S8 (D) Skid Control ECU
(C) 7-Ground : Approx. 12 volts with ignition SW at ON or ST position
(D)22-Ground : Always approx. 12 volts
(A) 15, (A) 22, (D) 2, (D) 3-Ground : Always continuity