nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

ABOUT US
EGRC-Solenoid Valve <--> [EGR Control Solenoid] > < Vacuum Cut Valve Bypass Solenoid, Evaporative System|Description and Operation

Quest Minivan SE V6-3.3L (VG33E) (1999)

Page 1
background image

EGR Backpressure Transducer: Description and Operation

DESCRIPTION

SYSTEM DESCRIPTION

The EGRC-BPT valve monitors exhaust pressure to activate the diaphragm, controlling intake manifold vacuum applied to the EGR valve. In other
words, recirculated exhaust gas is controlled in response to positioning of the EGR valve or to engine operation.

EGRC-Solenoid Valve <--> [EGR Control Solenoid] > < Vacuum Cut Valve Bypass Solenoid, Evaporative System|Description and Operation