1) When analysing and evaluating unequal cylinder power balance results, what are five [5] engine or fuel system components this? 2) A fuel pressure test reveals higher than normal fuel pressure

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1) When analysing and evaluating unequal cylinder power balance results, what are five [5] engine or fuel system components this?

2) A fuel pressure test reveals higher than normal fuel pressure. Describe the steps you would take to analyse and evaluate this concern to determine the root cause of the problem?

3.    Name the four [4] different types of petrol fuel systems?

4.    On the common-rail fuel injection system, what does the high-pressure stage consist of?

5.    Why are the high-pressure fuel lines in a common-rail fuel injection system different to other diesel systems?

6.    Describe the process to check for combustion gas leakage into the cooling system?