Skills and Trades

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Which of these tools is used for checking a diesel injector nozzle for proper spray pattern? A) ... Started by D2AR0N	1 Replies 3,466 Views	Jun 23, 2018 by zoeyesther
The API gravity of 2 diesel fuel should be about ________. A) 35 B) 15 C) 45 D) ... Started by geodog55	1 Replies 367 Views	Jun 23, 2018 by blakeserpa
The high-pressure fuel pump used in gasoline direct injection (GDI) systems is powered by ________. ... Started by meagbuch	3 Replies 156 Views	Jun 23, 2018 by vickybb89
The throttle plate actuator motor is what type of electric motor? A) AC motor B) Stepper motor C) ... Started by viki	1 Replies 373 Views	Jun 23, 2018 by tkempin
The throttle body may need cleaning if which of the following occurs? A) Higher-than-normal idle ... Started by newbem	1 Replies 124 Views	Jun 23, 2018 by kbennett34
Technician A says that vehicles capable of using 100 ethanol are known as flex fuel vehicles. ... Started by yoroshambo	1 Replies 172 Views	Jun 23, 2018 by Silverbeard98
How many camshafts does a SOHC V-8 engine have? A) One B) Two C) Three D) ... Started by aabwk4	1 Replies 86 Views	Jun 23, 2018 by cloud
What clogs fuel filters when the temperature is low on a vehicle that uses diesel fuel? A) Wax B) ... Started by SAVANNAHHOOPER23	1 Replies 76 Views	Jun 23, 2018 by tuwy
Which of the following describes reasons for poor engine performance in the cold? A) Insufficient ... Started by fahad	1 Replies 95 Views	Jun 23, 2018 by Li Jun
An engine fails to reach normal operating temperature. Which is the most likely fault? A) ... Started by c0205847	1 Replies 165 Views	Jun 23, 2018 by flannelavenger
Low engine operating temperatures will cause all of the following EXCEPT ________. A) Cylinder ... Started by RRMR	3 Replies 290 Views	Jun 23, 2018 by meltdown117
Evaporative emission control systems operate on low pressure measured in inches of water. One PSI is ... Started by armygirl	1 Replies 113 Views	Jun 23, 2018 by Athena23
Which of the statements below is correct? A) Defective cooling fan circuits may cause overheating ... Started by karen	1 Replies 90 Views	Jun 23, 2018 by phuda
A sequential fuel injection system uses a ________ to time the fuel injection pulses. A) Spark ... Started by debasdf	1 Replies 169 Views	Jun 23, 2018 by popopong
Enhanced EVAP systems that can detect fuel vapor leaks was mandated on all U.S. cars starting in ... Started by HCHenry	1 Replies 125 Views	Jun 23, 2018 by 14vl19
Technician A says oil pressure is affected by the amount of main and rod bearing clearance. ... Started by rmenurse	1 Replies 108 Views	Jun 23, 2018 by angrybirds13579
When measuring oil pump rotor tip clearance, what should the clearance be? A) 0.0015 inch B) 0.10 ... Started by brutforce	1 Replies 204 Views	Jun 23, 2018 by sarajane1989
When testing an EGR system for proper operation using a vacuum gauge, how much should intake ... Started by clippers!	1 Replies 241 Views	Jun 23, 2018 by phuda
Intake charge velocity has to be at least ________ to prevent fuel droplet separation. A) 100 ... Started by pragya sharda	3 Replies 95 Views	Jun 23, 2018 by Loise Hard
A heated air intake system is usually necessary for proper cold-engine driveability on ________. ... Started by lbcchick	1 Replies 130 Views	Jun 23, 2018 by Madisongo23
Air filters can remove particles and dirt as small as ________. A) 30 to 40 microns B) 5 to 10 ... Started by tsand2	1 Replies 110 Views	Jun 23, 2018 by joshraies
Recirculating exhaust gas through the intake manifold ________. A) Lowers combustion temperatures ... Started by jasdeep_brar	1 Replies 166 Views	Jun 23, 2018 by jgranad15
Engine oil passages in an engine block are called ________. A) Oil passages B) Weep holes C) Oil ... Started by 123654777	1 Replies 190 Views	Jun 23, 2018 by essyface1
Fuel separation with a TBI system can result in ________. A) Poor fuel economy B) Poor throttle ... Started by iveyjurea	1 Replies 359 Views	Jun 23, 2018 by vkodali
Two technicians are discussing catalytic converters. Technician A says that the exhaust mixture must ... Started by vicky	1 Replies 162 Views	Jun 23, 2018 by frankwu0507