Code B482, Anti-Lock Pressure Problem: Diagnosis
Enter diagnostics and note status of BI18. If BI18 is high, see NOTE ON INTERMITTENTS. If BI18 is low, disconnect 5-pin hydraulic switch connector at ABS pump. If BI18 remains low, repair short to ground in circuit No. 933. If BI18 changes to high, diagnose ABS and normal braking system.