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 maintenance system which should be operated in order to minimize the risk of future fuel injector nozzle burning. (4)
Fuel pump & injectors
UKM Tuticorin 
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