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Home >> Nissan-Datsun >> 2004 >> Frontier Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control System - KA24DE >> DTC P1402: EGR Function >> Description >> Component Description
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Component Description

Exhaust Gas Recirculation (EGR) Valve 

The EGR valve controls the amount of exhaust gas routed to the intake manifold. Vacuum is applied to the EGR valve in response to throttle valve opening. The vacuum controls the movement of a taper valve connected to the vacuum diaphragm in the EGR valve.

Fig 1: Identifying Exhaust Gas Recirculation (EGR) Valve
G00856012Courtesy of NISSAN MOTOR CO., U.S.A.