1.
ASE G1: Engine Systems
Which condition can cause an engine's operating temperature to rise excessively only at high speeds?
1 out of 55
2.
ASE G1: Engine Systems
Technician A says that a knock sensor is used to detect cylinder knocking and adjust ignition timing to prevent it. Technician B says that a knock sensor can adjust fuel pressure to prevent knocking. Who is correct?
2 out of 55
3.
ASE G1: Engine Systems
When a turbocharged engine is producing less boost than expected, which of the following should be checked FIRST?
3 out of 55
4.
ASE G1: Engine Systems
In a diesel engine system, what is the main function of glow plugs?
4 out of 55
5.
ASE G1: Engine Systems
A technician finds oil in the coolant of an engine. What is the MOST likely cause?
5 out of 55
6.
ASE G1: Engine Systems
A technician has determined that a vehicle's multiport fuel injection system is not delivering fuel to one of the cylinders. What should be checked FIRST to diagnose this problem?
6 out of 55
7.
ASE G1: Engine Systems
When a vehicle with an overhead cam engine has a timing belt failure, which of the following is MOST likely to occur?
7 out of 55
8.
ASE G1: Engine Systems
When an engine misfires, Technician A says it could be due to a faulty mass airflow sensor (MAF). Technician B says it could be because of a defective Variable Valve Timing (VVT) solenoid. Who is correct?
8 out of 55
9.
ASE G1: Engine Systems
When checking for an intermittent stalling issue, which of the following is the LEAST likely to be checked first?
9 out of 55
10.
ASE G1: Automatic Transmission/Transaxle
After rebuilding an automatic transmission, a technician notes that the transmission exhibits no forward movement, but reverse operates normally. What could be the cause of this condition?
10 out of 55
11.
ASE G1: Automatic Transmission/Transaxle
If an automatic transmission experiences delayed engagement only when cold, which of the following is the MOST likely cause?
11 out of 55
12.
ASE G1: Automatic Transmission/Transaxle
A customer complains of a whirring sound that changes pitch with vehicle speed in all gears, including neutral. What is the MOST likely source of this noise?
12 out of 55
13.
ASE G1: Automatic Transmission/Transaxle
Which of the following conditions would MOST likely be caused by a defective transmission pressure control solenoid?
13 out of 55
14.
ASE G1: Manual Drive Train and Axles
When inspecting a drive axle, the technician finds metal flakes in the differential fluid. What is the MOST likely source of these flakes?
14 out of 55
15.
ASE G1: Manual Drive Train and Axles
What is the primary function of the differential in a vehicle's drive train?
15 out of 55
16.
ASE G1: Manual Drive Train and Axles
A four-wheel-drive vehicle's front wheels do not engage when the transfer case is set to the 4WD mode. The MOST likely cause is:
16 out of 55
17.
ASE G1: Manual Drive Train and Axles
When diagnosing a high-pitched whine that is present only when the clutch is engaged, what should be suspected?
17 out of 55
18.
ASE G1: Manual Drive Train and Axles
A rear-wheel-drive vehicle has a vibration that increases with speed. Technician A says this could be due to a bent drive shaft. Technician B says that it could be caused by a damaged differential pinion gear. Who is correct?
18 out of 55
19.
ASE G1: Manual Drive Train and Axles
Which of the following could be a cause for a manual transmission not maintaining in a gear?
19 out of 55
20.
ASE G1: Suspension and Steering
During a test drive, a customer's vehicle exhibits a steering wheel shake at highway speeds. What is the MOST likely cause of this issue?
20 out of 55
21.
ASE G1: Suspension and Steering
When performing an alignment, you notice that the front wheels are tilted outward at the top. This condition is known as:
21 out of 55
22.
ASE G1: Suspension and Steering
Which component is MOST likely to cause a rapid 'clunk' or 'knock' sound when quickly turning the steering wheel back and forth at a standstill?
22 out of 55
23.
ASE G1: Suspension and Steering
What could be the cause of a vehicle pulling to one side when braking?
23 out of 55
24.
ASE G1: Suspension and Steering
A technician notices uneven tire wear on the outer edges of the front tires. This is MOST likely due to:
24 out of 55
25.
ASE G1: Suspension and Steering
What would be the most likely cause of an intermittent clunking noise from the front suspension when driving over bumps?
25 out of 55
26.
ASE G1: Suspension and Steering
Technician A states that a weak power steering pump can cause hard steering at low speeds. Technician B says that a worn steering rack can cause hard steering at all speeds. Who is correct?
26 out of 55
27.
ASE G1: Suspension and Steering
What would cause a steering wheel to be off-center when driving straight?
27 out of 55
28.
ASE G1: Suspension and Steering
A vehicle equipped with a MacPherson strut suspension system is experiencing a squeaking noise at low speeds and during turning maneuvers. The MOST likely cause is:
28 out of 55
29.
ASE G1: Suspension and Steering
When checking a vehicle's suspension, the technician finds that the rear of the vehicle is lower than the front. This is MOST likely due to:
29 out of 55
30.
ASE G1: Suspension and Steering
If a vehicle has excessive steering wheel play, what should be inspected FIRST?
30 out of 55
31.
ASE G1: Suspension and Steering
When performing an alignment, you notice that the front wheels are tilted outward at the top. This condition is known as:
31 out of 55
32.
ASE G1: Suspension and Steering
What would cause a steering wheel to be off-center when driving straight?
32 out of 55
33.
ASE G1: Brakes
During a test drive, a pulsation is felt in the brake pedal when the brakes are applied. This symptom is MOST likely caused by:
33 out of 55
34.
ASE G1: Brakes
Which of the following is a common reason for brake fluid to appear dark and discolored?
34 out of 55
35.
ASE G1: Brakes
When diagnosing a vehicle with ABS, a technician finds that one wheel consistently locks up during heavy braking. What could be the primary cause of this condition?
35 out of 55
36.
ASE G1: Brakes
A customer complains that their vehicle pulls to the left when the brakes are applied. The technician should FIRST inspect the:
36 out of 55
37.
ASE G1: Brakes
A vehicle exhibits a squealing noise from the brakes at low speeds. The noise stops when the brake pedal is applied. The MOST likely cause is:
37 out of 55
38.
ASE G1: Brakes
Excessive pedal effort is required to stop the vehicle, but the braking performance is adequate. This condition is MOST likely caused by:
38 out of 55
39.
ASE G1: Brakes
A soft brake pedal is noted during initial vehicle start-up, but firms up after the engine is running. The MOST likely cause of this condition is:
39 out of 55
40.
ASE G1: Brakes
After a complete brake system service, the ABS light remains illuminated. The FIRST step in diagnosing this issue is to:
40 out of 55
41.
ASE G1: Brakes
If a vehicle's brakes drag and do not release immediately when the pedal is released, the FIRST component to inspect should be the:
41 out of 55
42.
ASE G1: Brakes
A vehicle's rear disc brakes have excessive dust on one side compared to the other. The technician should suspect:
42 out of 55
43.
ASE G1: Brakes
What is the MOST likely cause of a brake warning light that illuminates during sharp turns and then turns off soon after?
43 out of 55
44.
ASE G1: Electrical
A customer complains that their vehicle's starter intermittently does not engage. A technician should FIRST check:
44 out of 55
45.
ASE G1: Electrical
A vehicle's electric cooling fan runs constantly, even when the engine is cold. What is the MOST likely cause?
45 out of 55
46.
ASE G1: Electrical
A vehicle's starter cranks excessively slow when the interior blower motor is turned on. This MOST likely indicates:
46 out of 55
47.
ASE G1: Electrical
Which of the following is an indication of a charging system problem?
47 out of 55
48.
ASE G1: Electrical
During an inspection, a technician discovers that the alternator's B+ terminal is heavily corroded. This condition could result in:
48 out of 55
49.
ASE G1: Electrical
When performing a voltage drop test on the ground side of a circuit, a reading of 0.4 volts is obtained. This indicates:
49 out of 55
50.
ASE G1: Electrical
Which of the following symptoms would MOST likely be caused by a faulty ignition module?
50 out of 55
51.
ASE G1: Electrical
A technician cannot get the engine to crank. After verifying the battery is fully charged and the starter is good, the next step should be to:
51 out of 55
52.
ASE G1: Heating, Ventilation, and Air Conditioning
A technician is diagnosing an HVAC issue where the heater does not provide sufficient warmth. After verifying proper coolant level and thermostat operation, the NEXT step should be to:
52 out of 55
53.
ASE G1: Heating, Ventilation, and Air Conditioning
When the A/C system is turned on, there is a loud noise from the compressor area, and the belt is observed to be slipping. The MOST likely cause is:
53 out of 55
54.
ASE G1: Heating, Ventilation, and Air Conditioning
When a vehicle's interior smells like antifreeze and the windows fog up when the heater is turned on, this is typically indicative of:
54 out of 55
55.
ASE G1: Heating, Ventilation, and Air Conditioning
If the A/C system exhibits poor cooling performance and the sight glass is showing a stream of bubbles at idle, which of the following could be the cause?
55 out of 55
