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Question 1 

An O2S (Oxygen sensor) is being tested with a DMM (digital multimeter) using the min/max function.  The readings are:  minimum = 78 mV; maximum = 932 mV; average = 442 mV.  Technician A says the engine is operating normally.  Technician B says the oxygen sensor is too rich.  Who is right?

▸ Technician A

▸ Technician B

▸ Both technicians

▸ Neither technician

Answer

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Question 2 

An ignition misfire or fuel mixture problem is an example of what type of DTC?
A) Type A
B) Type B
C) Type C
D) Type D

Answer

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Question 3 

The diagnosis of a dual-clutch transaxle usually requires the use of ________.
A) A spring gauge      B) A factory scan tool
C) Replacement shift cables      D) A Snap-on scan tool

Answer

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Question 4 

One should avoid topping off their fuel tank because ________.
A) The extra fuel simply spills onto the ground
B) The charcoal canister may get dry
C) The charcoal canister may get saturated
D) The extra fuel goes into the expansion area of the tank

Answer

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Question 5 

What does the electronic pressure control (EPC) solenoid use to control mainline pressure?
A) Current      B) Voltage      C) Torque      D) Resistance

Answer

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Question 6 

Which electronic component inside the ignition module opens and closes (switches) the primary ignition circuit?
A) Transistor
B) Diode
C) Resistor
D) Capacitor

Answer

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Question 7 

A radial needle bearing is commonly called a ________.
A) Bushing      B) Bearing      C) Torrington      D) Cup

Answer

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Question 8 

Fluid is forced through the pump intake by ______________________.
A) Atmospheric pressure      B) Inner case pressure
C) Gravity      D) Pump suction

Answer

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Question 9 

Technician A says that some states have rules and regulations that define what an automatic transmission rebuild or overhaul must include. Technician B says that an alternative to an overhaul is to replace the transmission with a remanufactured transmission. Who is correct?
A) Technician A      B) Technician B      C) Both A and B      D) Neither A nor B

Answer

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Question 10 

The input member of the converter is the __________.
A) Stator      B) Impeller      C) Turbine      D) All of these

Answer

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