FixVault
Home › Infiniti › 2011 › QX56 RWD › Repair and Diagnosis › Engine Performance › System › Engine Control System - Introduction › Basic Inspection › Fuel Pressure › Work Procedure › High Fuel Pressure Check › Without Consult-III

Without Consult-III

  1. Start the engine.
  2. Check fuel rail pressure sensor signal voltage.
    VOLTAGE SPECIFICATION

    + - Condition Value (Approx.)
    Fuel rail pressure sensor
    Connector Terminal
    F26 2 Ground Engine speed: idle 0.98 - 1.2 V
    Engine speed: Revving engine from idle to 4, 000 RPM quickly 1.1 - 2.9 V
About FixVault