Tag: #crankanglesensors
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EK Motor Oct 2023 (Q3)
(a) Sketch a main engine electronically controlled fuel injection system (6) (b) Explain how fuel injector quantity and timing is changed in the fuel injection system sketched in (a) (6) (c) State why it may be necessary to change engine fuel injection timing (4) Oct 2023 (Q3)
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EK Motor Jul 2022 (Q6)
(a) Sketch a main engine electronically controlled fuel injection system (6) (b) Explain how the fuel injector quantity and timing is changed in the fuel injection system sketched in part (a) (6) (c) State why it may be necessary to change the engine fuel injection timing (4) Electronic engine & common rail Jul 2022 (Q6)
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EK Motor Oct 2021 (Q6)
With reference to a main engine fuel system of the high pressure common rail type: (a) Sketch a common rail fuel injection system from booster pump inlet to cylinder head fuel valves, labeling the MAIN components (8) (b) Explain how the fuel pumps are operated and the common rail pressure is maintained (4) (c) Explain…
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EK Motor Oct 2020 (Q1)
(a) Sketch a main engine electronically controlled fuel injection system (6) (b) Explain how the fuel injector quantity and timing is changed in the fuel injection system sketched in part (a) (6) (c) State why it may be necessary to change the engine fuel injection timing (4) Electronic engine & common rail Oct 2020 (Q1)
