A P0422 (catalytic converter efficiency failure) is set. What is a possible cause?
A) Engine mechanical fault B) Fuel contamination
C) Exhaust leak D) Any of these
D
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Give the approximate U-value of:
(a) an IGU with low-emissivity glass and dry air space (b) an IGU with clear sheets of glass and argon-filled space (c) an IGU with clear sheets of glass, low-E coating and argon-filled space What will be an ideal response?
What tool should be used on the oiling system prior to starting a new engine for the first time and if it is available?
What will be an ideal response?
Which of the following is not an example of a currently available 8-bit microprocessor?
A) 8085 B) Z-100 C) 6800 D) Z-80
What is the main reason most recently manufactured vehicles use sealed fuel subsystems?
A. Sealed systems provide better fuel economy. B. To meet current emission standards. C. Limit the ingestion of fuel contaminants. D. Sealed systems are more reliable and less expensive to manufacture.