Two technicians are diagnosing a poorly running engine. There are no diagnostic trouble codes. When the MAF sensor is unplugged, the engine runs better. Technician A says that this means the MAF is supplying incorrect air flow information to the PCM. Technician B says that this indicates the PCM is defective. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A
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When the sampling frequency equals with the accompanying image, the sample-and-hold operation maintains the sample value for _____ (xx.x) ?s.
Fill in the blank(s) with the appropriate word(s).
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The maximum safe concentration of carbon dioxide (CO2) in an occupied space is _____.
a. 900 ppm b. 1,000 ppm c. 1,200 ppm d. 1,500 ppm
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Define sewage disposal as stated in the International Private Sewage Disposal Code.
What will be an ideal response?
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What product is recommended to limit the effects of oil, coolant, or grease spills in the shop?
A. shop rag B. sawdust C. absorbent mat D. water
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