mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

ABOUT US
EGR Orifice Tube Assembly <--> [EGR Tube]|Specifications|Page 2554 > < EGR Orifice Tube Assembly <--> [EGR Tube]|Specifications

B4000 SE Cab Plus 4WD V6-4.0L OHV (1997)

Page 1
background image

EGR Orifice Tube Assembly: Description and Operation

COMPONENT

Orifice Tube Assembly (for EGR)

FUNCTION

Provides flow path EGR to intake manifold.

REMARKS

Contains metering orifice and two pressure pick-up tubes. Internally located orifice creates a measurable pressure drop across it as EGR valve
opens and closes.

EGR Orifice Tube Assembly <--> [EGR Tube]|Specifications|Page 2554 > < EGR Orifice Tube Assembly <--> [EGR Tube]|Specifications