The following statements are all correct EXCEPT ________
A) Fuel systems that have never been cleaned may have developed wax deposits as well as carbon
B) On engines operating very poorly, the PCM should be relearned after fuel system cleaning
C) The fuel rail and pressure regulator should be cleaned as well as fuel injectors
D) Relearning the PCM should never be attempted
D
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In the case of a dryer, ________________ occurs when the dryer output contains excessive moisture.
a. breakthrough b. saturation limit c. contamination replacement d. channeling
The planned placement of plants indoors creates ____ and has positive psychological and even
physical benefits.
a. design c. conversation pieces b. mystery d. barriers
A brake warning lamp on the dash remains on whenever the ignition is on. If the wire to the pressure differential switch (usually a part of the combination valve or built into the master cylinder) is unplugged, the dash lamp goes out. Technician A says that this is an indication of a fault in the brake hydraulic system. Technician B says the problem is probably due to a stuck parking brake cable
switch. Who is right? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
Technician A uses tall safety stands to provide additional support for a vehicle in a lift. Technician B always lowers the vehicle on the mechanical locks after lifting the vehicle to proper working height. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician