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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System >> Dual Mode Muffler >> Components Inspection >> Exhaust Control Valve
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Exhaust Control Valve

Check operation of valve and actuator by revving engine.

EXHAUST CONTROL VALVE

Condition Exhaust control valve
Accelerator pedal opening Engine rpm
Below half (no-load) Above approximate 4830 rpm Open
Below approximate 4730 rpm Close
Over half (loaded) - Open
Fig 1: Checking Operation Of Valve And Actuator By Revving engine
G03373334Courtesy of NISSAN MOTOR CO., U.S.A.