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4HK1-TC ENGINE -Engine Mechanical Features- -Engine Control System & Diagnosis- ... General Export (Euro 3 Regulation) Europe, Australia, Thailand, South Africa & etc. ISUZU MOTORS LIMITED. N*R 4HK1-TC Engine-1 INTRODUCTION & ENGINE MECHANICAL FEATURES The 2005 model year NPR/NQR truck, ... Timing Gear Train Change Fuel system is changed
Page 4 Isuzu 4HK-1 and 6HK-1 Engine Overview The electronic control system for the Isuzu 4HK-1 and 6HK-1 Engines use input information from a number of sensors and from the Excavator controller to determine the quantity and timing of the fuel delivery to the engine.
Both sensor wheels are mechanically bit with each other. Therefore, the relationship of each pulse is always constant. The injection timing suitable for the vehicle conditions is controlled based on the inputs from respective sensors. View and Download ISUZU 4HK1 instruction manual online.
timing, engine startup, altitude compensation, and EGR. ECM ECM Description The ECM is mounted in the glove box. The ECM monitors various data sent from diversified sensors and controls systems in the powertrain. The ECM diagnoses these systems to detect faults with respect to system operations and inform the driver of faulty
Isuzu 5.2L 4HK1-TC. Manufacturer: Isuzu Motors Ltd. Applications: 2005 - 2020 Isuzu N Series. Type: 4 stroke direct injection (DI) diesel. Configuration: Inline 4 cylinder (I-4/L-4) Displacement: 5.19 liters, 317.18 CID. Firing Order: 1 - 3 - 4 - 2. Engine Block: Cast iron. Cylinder Head: Cast iron. Cylinder Liner Type: Dry. Compression Ratio ...
There are 2 timing marks on the crankshaft pulley. Mark (1) is near the front cover and is used to bring the 4HK1-TC engine to TDC. Mark (2) is not applicable to this engine.
The ECM calculates the basic injection amount and timing based on the signals from throttle position sensor, boost pressure sensor, crankshaft (CKP) sensor, camshaft (CMP) sensor, etc. The timing of the injection is controlled by when the injector activates.
