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10 Cards in this Set
- Front
- Back
Name, in order, the 4 strokes of an internal combustion automotive engine. |
Intake, Compression, Power, Exhaust. |
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On all modern engines, the crankshaft, camshaft, and valves are located within the engine block. T or F? |
False |
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Tech A says that the evaporative emission system (EVAP) must detect a leak from a hole 0.020in in diameter beginning in the 2001 model year. Tech B says that the ORVR portion of the evaporative emission system is designed to capture fuel vapors produced during refueling. Who is correct? |
Both |
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The EGR valve is used to reduce hydrocarbon emissions. T or F? |
False |
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An electronic engine control system consists of? |
Input sensors, Actuators, & Control module. |
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Atmospheric pressure changes with changes in elevation. T or F? |
True |
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Tech A says an engine with an intake manifold vacuum leak may misfire at idle and lower engine speeds. Tech B says a faster-than-normal idle speed in a fuel injected engine may be caused by an intake manifold vacuum leak. Who is correct? |
Both |
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At 2,000 rpm, the maximum allowable exhaust back pressure is approximately? |
1.2 psi |
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The EGR valve is designed to reduce? |
Oxides of nitrogen. |
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What is true about an alternator, and what is false? |
True: Recharge the battery after starting the engine, PCM can control alternator output, and Powers accessories while the engine is running. False: Sense electrical loads with the diodes. |