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Block 7 Quiz Engine Management

Authored by Rashmi Patel

Other

12th Grade

Block 7 Quiz Engine Management
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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ignition coil primary resistance typically measures:

0.2-1.0 Ω

2-5 Ω

10-15 Ω

20-30 Ω

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A fuel injector pulse width of 8ms at idle indicates:

Lean condition

Rich condition

Normal operation

Clogged injector

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which component directly controls ignition timing advance?

Crankshaft sensor

Camshaft sensor

Knock sensor

ECU

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Lambda sensor voltage oscillating between 0.1-0.9V indicates:

Sensor failure

Closed loop operation

Open loop operation

Heater circuit fault

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

EGR valve position at 75% during cruise suggests:

Valve stuck open

Valve stuck closed

Normal operation

Vacuum leak

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Catalyst efficiency monitor (O2S12) compares:

Upstream/downstream O2 signals

Fuel trims/MAF readings

ECT/IAT sensors

Engine load/RPM

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Service bulletin requires ignition coil replacement after P0351 code. You must:

Replace coil

Clear code

Check wiring

Update ECU software

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