Understanding diagnostic trouble codes

Understanding diagnostic trouble codes

Assessment

Interactive Video

Engineering

Vocational training

Practice Problem

Hard

Created by

Alex Berry

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the voltage in a two-wire sensor circuit when an open circuit occurs?

The voltage fluctuates randomly.

The voltage drops to zero.

The voltage remains constant.

The voltage rises to five volts.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does high resistance in a circuit affect the monitored voltage?

It causes the voltage to rise above 4.8 volts.

It causes the voltage to fluctuate wildly.

It causes the voltage to drop below 0.2 volts.

It causes the voltage to remain stable.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of a short to voltage in a sensor circuit?

The signal voltage drops to zero.

The signal voltage goes to the shorted voltage level.

The signal voltage remains unchanged.

The signal voltage becomes erratic.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What DTC is set when a signal wire is shorted to ground?

Sensor performance fault.

Sensor circuit open.

Sensor signal circuit voltage too low.

Sensor voltage too high.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What characterizes a signal performance fault?

The signal voltage drops to zero.

The signal voltage goes outside the normal range.

The signal voltage remains constant.

The signal voltage behaves unusually within the normal range.

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?