Deck 13: Ford Motor Company Computerized Engine Controls

Question 1

MAP sensors are being discussed. Technician A says Ford deleted the physical MAP sensor with the introduction of the EEC V system. Technician B says the digital MAP sensor carried over into the EEC V system. Who is correct?

A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Answer 1

A

Question 2

The differential pressure sensor on a vehicle equipped with a returnless fuel system is being discussed. Technician A says the sensor monitors fuel rail pressure. Technician B says the sensor monitors intake manifold absolute pressure. Who is correct?

A)Technician A only
B)Technician B only
C)Both A and B
D)Neither A nor B

Answer 2

C

Question 3

The digital frequency that represents barometric pressure at sea level on an EEC V system is:

A)92 Hz
B)159 Hz
C)100 Hz
D)50 Hz

Answer 3

B

Question 4

When resetting a Ford inertia switch that has tripped, it is critically important for the technician to follow the resetting of the switch by:

A)performing a KAM reset within the PCM
B)pressurizing the fuel system and check it carefully for fuel leaks
C)initiating a KOEO self-test and check for resulting DTCs
D)using a scan tool to verify the Mode $06 data for the fuel trim monitor

Question 5

Beginning with the 2002 model year on the Lincoln LS and the Ford Thunderbird, Ford divided the GEM into two control modules. These modules are referred to as the:

A)GEM and the BCM
B)BCM and the ABCM
C)FEM and the REM
D)IPC and the MIC

Question 6

On the two-valve-per-cylinder engine, the CMP sensor is a single Hall effect sensor activated by a vane driven by the:

A)camshaft
B)crankshaft
C)distributor
D)DIS module

Question 7

Technician A says adaptive strategy could also be called learning capacity. Technician B says adaptive strategy could also be called self-correction ability. Who is correct? ​

A)Technician A only
B)Technician B only
C)Both A and B
D)Neither A nor B

Question 8

Which statement about the coil-per-plug (CPP)ignition system is correct?

A)The system uses a waste spark system.
B)The system uses four ignition coils on a V8 engine.
C)The PCM directly controls the coils.
D)The system uses an ignition control module.

Question 9

A modern Ford vehicle equipped with Fail-Safe Cooling is being diagnosed. The customer says the engine runs rough and the temperature warning lamp is on. Technician A says that the PCM is disabling fuel injectors to keep the engine from overheating. Technician B says that if the temperature reaches 330 ° F, the engine will shut off. Who is correct?

A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Question 10

Which sensor produces the tach reference signal for the PCM?

A)The CHT sensor
B)The HEGO sensor
C)The CKP sensor
D)The IAT sensor

Question 11

Which of the following was implemented by Ford with the EEC III high-pressure CFI system in 1980 and continued to be used through the 2009 model year?

A)The fuel pump
B)The ignition system
C)The PCM
D)The inertia switch

Question 12

What is the purpose of the fuel pressure regulator on a return-type fuel system?

A)To raise the fuel pressure when the intake vacuum increases
B)To maintain fuel pressure in the fuel tank
C)To maintain a constant fuel pressure drop across the fuel injectors
D)To maintain a constant fuel pressure in the fuel rail

Question 13

Which component of the returnless fuel system is located outside of the fuel tank?

A)The fuel pump
B)The fuel screen
C)The fuel pressure relief valve
D)The fuel pump module

Question 14

A downstream oxygen (O₂)sensor is reading the same as the upstream O₂ sensor. What does this indicate?

A)The downstream sensor is defective and must be replaced.
B)The converter has low efficiency.
C)The upstream sensor is not working properly.
D)The converter is working properly.

Question 15

Which statement about intake manifold runner control (IMRC)is correct?

A)The manifold runner is shortened at low RPM and load conditions.
B)The valve is cable operated.
C)The valve is operated by the IMRC module.
D)The manifold runner is shortened at high RPM and load conditions.

Question 16

Crankshaft position (CKP)sensors are being discussed. Technician A says the sensor consists of a variable reluctance sensor. Technician B says the sensor produces a DC voltage signal. Who is correct?

A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Question 17

The EGR system module (ESM)contains all of the following components EXCEPT the:

A)EGR valve
B)DPFE sensor
C)EGR vacuum regulator (EVR)
D)metering orifice

Question 18

The EEC V MAF sensor is being discussed. Technician A says the sensor sends a digital signal to the PCM. Technician B says the hot-wire-sensing element measures the voltage required to maintain the temperature of the hot wire. Who is correct?

A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Question 19

Technician A says the fuel injectors used with EEC V are compatible with propanol. Technician B says the fuel injectors used with EEC V are compatible with butanol. Who is correct?

A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Question 20

The variable cam timing (VCT)system is being discussed. Technician A says the system can adjust the cam timing as much as 30 degrees. Technician B says the system uses oil pressure to control the camshaft timing. Who is correct?

A)Technician A only
B)Technician B only
C)Both A and B
D)Neither A nor B