Question 1

A typical TP sensor registers about how many volts at WOT (wide open throttle)?

Accepted Answer

A)  13-15 
B)  1.3-3.0 
C)  0.5 
D)  4.5 
A)  13-15 
B)  1.3-3.0 
C)  0.5 
D)  4.5 D

Question 2

A TP sensor is being backprobed. The meter reading shows that the technician is measuring ________.

Accepted Answer

A)  Idle voltage 
B)  WOT voltage 
C)  Reference voltage 
D)  Signal voltage 
A)  Idle voltage 
B)  WOT voltage 
C)  Reference voltage 
D)  Signal voltage C

Question 3

Typical TP sensor voltage at idle is about ________.

Accepted Answer

A)  13.5 to 15.0 volts 
B)  1.5 to 2.8 volts 
C)  2.50 to 2.80 volts 
D)  0.5 volt or 10% of WOT TP sensor voltage 
A)  13.5 to 15.0 volts 
B)  1.5 to 2.8 volts 
C)  2.50 to 2.80 volts 
D)  0.5 volt or 10% of WOT TP sensor voltage D

Question 4

Technician A says that the 3 wires on the TP sensor include a 5-volt reference voltage from the PCM Technician B says that a TP sensor is a three-wire variable resistor called a rheostat. Which technician is correct?

Accepted Answer

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

Question 5

With the TP sensor in the position shown, what voltage would be expected at the signal wire (C)?

Accepted Answer

A)  5.0 volts 
B)  0.5 volts 
C)  2.5 volts 
D)  Not enough information 
A)  5.0 volts 
B)  0.5 volts 
C)  2.5 volts 
D)  Not enough information

Question 6

The TP sensor effects the operation of all of these EXCEPT ________.

Accepted Answer

A)  torque converter clutch operation 
B)  determining rich and lean air-fuel mixtures 
C)  air conditioning compressor operation 
D)  clear flood mode operation 
A)  torque converter clutch operation 
B)  determining rich and lean air-fuel mixtures 
C)  air conditioning compressor operation 
D)  clear flood mode operation

Question 7

Which of the following is a three-wire variable sensor?

Accepted Answer

A)  Thermistor 
B)  Potentiometer 
C)  Coolant temperature sensor (CTS) 
D)  Rheostat 
A)  Thermistor 
B)  Potentiometer 
C)  Coolant temperature sensor (CTS) 
D)  Rheostat

Question 8

A voltage drop of more than 0.2 volts between the TP sensor ground and engine ground indicates a bad ________.

Accepted Answer

A)  oxygen (O2S) sensor 
B)  ECT sensor 
C)  PCM ground 
D)  IAT sensor 
A)  oxygen (O2S) sensor 
B)  ECT sensor 
C)  PCM ground 
D)  IAT sensor

Question 9

Technician A says that the 3 wires on the TP sensor include a 5-volt reference voltage from PCM, plus the signal wire to PCM, and ground. Technician B says that the TP sensor is used by the PCM to determine torque converter engagement and transmission shift points. Which technician is correct?

Accepted Answer

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

Question 10

The TP sensor indicates the engine is idling but the MAP sensor indicates the engine is under a heavy load. This could cause a DTC to set for the ________.

Accepted Answer

A)  TP sensor 
B)  MAP sensor 
C)  Either A or B 
D)  Neither A nor B 
A)  TP sensor 
B)  MAP sensor 
C)  Either A or B 
D)  Neither A nor B

Question 11

Technician A says that the TP sensor signal voltage should be about 0.5 volt at idle and increase to about 2.5 volts at wide-open throttle (WOT). Technician B says that a TP sensor can be tested using a DMM (digital multimeter), DSO (digital storage oscilloscope), or scan tool. Which technician is correct?

Accepted Answer

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

A typical TP sensor registers about how many volts at WOT (wide open throttle)?

A TP sensor is being backprobed. The meter reading shows that the technician is measuring ________.

Typical TP sensor voltage at idle is about ________.

Technician A says that the 3 wires on the TP sensor include a 5-volt reference voltage from the PCM Technician B says that a TP sensor is a three-wire variable resistor called a rheostat. Which technician is correct?

With the TP sensor in the position shown, what voltage would be expected at the signal wire (C)?

The TP sensor effects the operation of all of these EXCEPT ________.

Which of the following is a three-wire variable sensor?

A voltage drop of more than 0.2 volts between the TP sensor ground and engine ground indicates a bad ________.

Technician A says that the 3 wires on the TP sensor include a 5-volt reference voltage from PCM, plus the signal wire to PCM, and ground. Technician B says that the TP sensor is used by the PCM to determine torque converter engagement and transmission shift points. Which technician is correct?

The TP sensor indicates the engine is idling but the MAP sensor indicates the engine is under a heavy load. This could cause a DTC to set for the ________.

The Diagnostic Process

Gasoline, Alternative Fuels, and Diesel Fuels

Circuit Testers and Digital Meters

Oscilloscopes and Dsos

Engine Systems

In-Vehicle Engine Service

Valve Train and Variable Valve Timing Diagnosis

Engine and Misfire Diagnosis

Can and Network Communications

Onboard Diagnosis

Global Obd Ii and Mode 06

Immobilizer Systems

Starting and Charging System Diagnosis

Ignition System Operation and Diagnosis

Temperature Sensors

Map and Maf Sensors

Electronic Throttle Control Systems

Oxygen Sensors

Fuel Trim Diagnosis

Fuel Pumps, Lines, and Filters

Fuel-Injection Components and Operation

Gasoline Direct-Injection Systems

Fuel-Injection System Diagnosis and Service

Electronic Transmission Controls

Vehicle Emissions Standards and Testing

Emission Control Devices Operation and Diagnosis

Module Reprogramming

Symptom-Based Diagnosis

Filters

Exam 16: Throttle Position Tp Sensors

A typical TP sensor registers about how many volts at WOT (wide open throttle)?

A TP sensor is being backprobed. The meter reading shows that the technician is measuring ________.

Typical TP sensor voltage at idle is about ________.

Technician A says that the 3 wires on the TP sensor include a 5-volt reference voltage from the PCM Technician B says that a TP sensor is a three-wire variable resistor called a rheostat. Which technician is correct?

With the TP sensor in the position shown, what voltage would be expected at the signal wire (C)?

The TP sensor effects the operation of all of these EXCEPT ________.

Which of the following is a three-wire variable sensor?

A voltage drop of more than 0.2 volts between the TP sensor ground and engine ground indicates a bad ________.

Technician A says that the 3 wires on the TP sensor include a 5-volt reference voltage from PCM, plus the signal wire to PCM, and ground. Technician B says that the TP sensor is used by the PCM to determine torque converter engagement and transmission shift points. Which technician is correct?

The TP sensor indicates the engine is idling but the MAP sensor indicates the engine is under a heavy load. This could cause a DTC to set for the ________.

The Diagnostic Process

Gasoline, Alternative Fuels, and Diesel Fuels

Circuit Testers and Digital Meters

Oscilloscopes and Dsos

Engine Systems

In-Vehicle Engine Service

Valve Train and Variable Valve Timing Diagnosis

Engine and Misfire Diagnosis

Can and Network Communications

Onboard Diagnosis

Global Obd Ii and Mode 06

Immobilizer Systems

Starting and Charging System Diagnosis

Ignition System Operation and Diagnosis

Temperature Sensors

Map and Maf Sensors

Electronic Throttle Control Systems

Oxygen Sensors

Fuel Trim Diagnosis

Fuel Pumps, Lines, and Filters

Fuel-Injection Components and Operation

Gasoline Direct-Injection Systems

Fuel-Injection System Diagnosis and Service

Electronic Transmission Controls

Vehicle Emissions Standards and Testing

Emission Control Devices Operation and Diagnosis

Module Reprogramming

Symptom-Based Diagnosis

Filters