Code B482, Anti-Lock Pressure Problem: Diagnosis

Enter diagnostics and note status of BI18. If BI18 is HI go to NOTE ON INTERMITTENTS. If BI18 is LO disconnect 5-pin hydraulic switch connector on ABS pump. If BI18 remains LO, repair short to ground on circuit No. 933. If BI18 changes to HI, refer to appropriate BRAKE SYSTEMS article for diagnosis of ABS system.