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Author Question: Which wire on a TP sensor should be back probed to check for a voltage signal to the PCM? A) ... (Read 225 times)

deesands

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on: Jun 22, 2018
Which wire on a TP sensor should be back probed to check for a voltage signal to the PCM?
 
  A) Meter should be connected between 5-volt reference and ground
  B) Signal wire
  C) Ground wire
  D) 5-volt reference (Vref)

Question 2

Technician A says that the ECT and IAT sensors can be tested visually, as well as by using a digital multimeter or a scan tool. Technician B says that the ECT sensor is a high-authority sensor at engine startup and is used for open-loop control, as well as idle speed. Which technician is correct?
 
  A) Technician A only B) Technician B only
  C) Both technicians D) Neither technician


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JYan

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Reply #1 on: Jun 22, 2018
Answer to Question 1

B

Answer to Question 2

C


deesands

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Reply 2 on: Jun 22, 2018
Excellent

olderstudent

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Reply 3 on: Yesterday
:D TYSM

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