Electronic control fuel injection system (Common rail type) 1E-5 List of parts according to engine control specifications Abbreviation Name Meaning and remarks VSS Vehicle Speed Sensor Sensor used to detect vehicle speed to control meters or engine W/S Weld/Splice Joint of each harness without connector Engine Function 6W 6U 6H 4H 4J PCV ❍ ❍ Controls the fuel pressure feed of supply pump. SCV ❍ ❍ ❍ Controls the fuel pressure feed of supply pump.
CMP sensor ❍ ❍ ❍ Detects camshaft position of engine (used for identifying cylinder.) G sensor ❍ ❍ Detects cam position of supply pump (used for identifying cylinder.) CKP sensor ❍ ❍ ❍ ❍ ❍ Detects crankshaft position (used for engine control in general.)