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EK-Motor : 2016/MAR/09 – 2017/DEC/03 – 2020/JUL/02 – 2022/OCT/03
Question
Q2. With reference to failure of fuel injector nozzles due to burning:
(a) state, with reasons, THREE possible causes; (6)
(b) write a procedure to be used when investigating the cause of fuel injector nozzle burning; (6)
(c) describe a system which should be operated in order to minimise the risk of future fuel injector nozzle burning. (4)
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