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Author Question: What should be done prior to using an exhaust analyzer for testing? (Read 54 times)

pepyto

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Question 1


What is the purpose of a pressure test on an EVAP system?


To check fuel pump pressure
To monitor for fuel injector leakage
To check air flow
To check for leaks that allow fuel vapours to escape

Question 2


What should be done prior to using an exhaust analyzer for testing?


Clean it.
Warm up the engine.
Ensure the air pump is on and working.
Pinch the hose between the PCV valve and the manifold.


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Marked as best answer by pepyto on Oct 6, 2021

TDubDCFL

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pepyto

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Reply 2 on: Oct 6, 2021
Wow, this really help


steff9894

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Reply 3 on: Yesterday
Excellent

 

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