Anti-Lock Brake System - With 5.3 Abs: Identification

There are three Subaru ABS systems, standard ABS (35-pin ABS control unit), 5.3 ABS (83-pin ABS control unit) and ABS/TCS (3 connector 30-pin ABS control unit). This article contains anti-lock brake testing for 5.3 ABS. For testing on Legacy with Traction Control System (TCS), see ANTI-LOCK BRAKE SYSTEM - WITH TCS article. For testing on vehicles without 5.3 ABS Or TCS, see ANTI-LOCK BRAKE SYSTEM - EXCEPT 5.3 ABS OR ABS/TCS article.