Skills and Trades

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Global (generic) OBD-II contains some data in what format? A) Hexadecimal B) Plain English C) ... Started by skymedlock	1 Replies 106 Views	Jun 23, 2018 by ebe
An ignition misfire or fuel mixture problem is an example of what type of DTC? A) Type A B) Type ... Started by audragclark	1 Replies 109 Views	Jun 23, 2018 by vkodali
An element of the OBD II diagnostic management system which stores engine data during a DTC set is ... Started by bcretired	1 Replies 38 Views	Jun 23, 2018 by moormoney
On-board diagnostic (OBD) systems levels I and II are being discussed. Technician A says that only ... Started by renzo156	3 Replies 327 Views	Jun 23, 2018 by Carliemb17
Which organization(s) developed guidelines for OBD II? A) DOT and EPA B) EPA and CARB C) CARB D) ... Started by soccerdreamer_17	1 Replies 98 Views	Jun 23, 2018 by johnharpe
UART uses a ________ signal that toggles to 0 V. A) 5-volt B) 12-volt C) 7-volt D) ... Started by geoffrey	1 Replies 121 Views	Jun 23, 2018 by upturnedfurball
Technician A says that a CANDi module will flash the RED LED rapidly if communication is detected. ... Started by Diane	1 Replies 164 Views	Jun 23, 2018 by Yixagurpuldink
Technician A says that all temperature sensors decrease in resistance as the temperature increases; ... Started by Haya94	1 Replies 153 Views	Jun 23, 2018 by amanda_14
The IAT is being tested. After the vehicle has been allowed to cool for several hours, a scan tool ... Started by 809779	1 Replies 114 Views	Jun 23, 2018 by kingdude89
The TPS is used to check the proper operation of the ________ sensor(s). A) MAF B) MAP C) Both A ... Started by LCritchfi	1 Replies 61 Views	Jun 23, 2018 by livaneabi
Which wire on a typical TP sensor should be back-probed to check the voltage signal to the PCM? ... Started by Jkov05	1 Replies 52 Views	Jun 23, 2018 by Beatricemm
If it is tripped, which type of safety device will keep the electric fuel pump from operating? A) ... Started by fasfsadfdsfa	3 Replies 77 Views	Jun 23, 2018 by tmlewis4706
On a poorly running engine the wide band oxygen sensor can be quickly checked by ________. A) ... Started by cartlidgeashley	1 Replies 423 Views	Jun 23, 2018 by shewald78
Technician A says that a vehicle may have stored DTCs even if the MIL is not illuminated. Technician ... Started by jwb375	1 Replies 97 Views	Jun 23, 2018 by trampas
A leaking evaporative system can be diagnosed using ________. A) Nitrogen gas and headphones B) A ... Started by Lisaclaire	1 Replies 39 Views	Jun 23, 2018 by BUTTHOL369
Technician A says that the that HV battery container is grounded to the vehicle chassis. Technician ... Started by JGIBBSON	1 Replies 86 Views	Jun 23, 2018 by LP
Which is NOT an acceptable method of disposing used tires? A) Retread B) Shred for use in asphalt ... Started by asd123	1 Replies 45 Views	Jun 23, 2018 by Sammyo
How long can power be retained in the high voltage system once it has been disabled? A) 90 ... Started by mydiamond	1 Replies 62 Views	Jun 23, 2018 by macagn
The ________ converts linear motion of the pistons into rotary motion. A) Crankshaft B) ... Started by danielfitts88	1 Replies 69 Views	Jun 23, 2018 by brbarasa
A 5.7 liter engine is about what size in cubic inches? A) 400 B) 350 C) 426 D) ... Started by fbq8i	3 Replies 56 Views	Jun 23, 2018 by ally
How does a turbocharger increase engine power? A) Add extra power to the battery B) By ... Started by 2125004343	1 Replies 57 Views	Jun 23, 2018 by xoxo123
Technician A says that diesel engines use heavy duty components because of the lower compression. ... Started by kodithompson	1 Replies 70 Views	Jun 23, 2018 by BAOCHAU2803
All of the following are phases of diesel fuel combustion EXCEPT ________. A) Complete combustion ... Started by Caiter2013	1 Replies 118 Views	Jun 23, 2018 by Chelseyj.hasty
Routine maintenance of a diesel engine includes ________. A) Draining water from the fuel water ... Started by notis	1 Replies 72 Views	Jun 23, 2018 by ryansturges
A diesel engine with high mileage emits black smoke when running. This can be caused by ________. ... Started by NClaborn	1 Replies 60 Views	Jun 23, 2018 by Danny Ewald