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Vacuum Hose Drawing p 1 EGRC-solenoid valves A and B to EGR valve p 2 EGRC-solenoid valves A and B to air duct p 3 EGRC-solenoid valve A to vacuum pump Refer to “System Diagram” on previous page for vacuum control system. YEC131A ENGINE AND EMISSION CONTROL OVERALL SYSTEM CD20T EC-13 |