Econoline E350 1 Ton V8-5.4L Prop SOHC VIN Z (1998)
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OBD II - On-Board Diagnostics II
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OSM - Output State Monitor
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PC/ED - Powertrain Control/Emissions Diagnosis
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PCM - Powertrain Control Module
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PCV - Positive Crankcase Ventilation
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PID - Parameter Identification Display
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RAM - Random Access Memory
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RPM - Revolutions Per Minute
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SHRTFT - Short Term Fuel Trim
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Stoichiometric - 14.7:1 Air/Fuel Ratio (Gasoline Engines)
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TP - Throttle Position Sensor or PID
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VMV - Vapor Management Valve
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VPWR - Vehicle Power (Battery Voltage)
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VREF - Vehicle Reference Voltage (5 volts)
B. HO2S Location Diagrams
Refer to Figure 1 to better understand the H025 sensor names and locations. Regardless of how the engine is mounted in the vehicle, conventional or
transverse, the HO2S naming convention stays the same in relationship to engine banks 1 and 2. Bank 1 will always be the bank containing the # 1
cylinder.
C. Heated Oxygen Sensor (HO2S) Monitor
C1.) Heated Oxygen Sensor (HO2S) Monitor - Information
