RAM 2500 Truck 4WD L6-359 5.9L DSL Turbo VIN D FI (1998)
EGR Electronic Vacuum Regulator Solenoid: Testing and Inspection
Fig 5 Engine Vacuum Pump
To perform an electrical test of this solenoid, refer to the DRB scan tool. Also refer to the appropriate Powertrain Diagnostic Procedures. Vacuum to the
solenoid is supplied from an engine driven vacuum pump (Fig. 5). Refer to Brakes for vacuum pump specifications and test procedures.
