Technician A says typically an Engine Coolant Temperature (ECT) sensor may not read properly if the coolant is low. Technician B says a Cylinder Head Temperature (CHT) sensor will read correctly because it doesn't rely on coolant level. Who is correct?
A) Technician A
B) Technician B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Technician A is correct because a low coolant level can affect the ECT sensor's ability to read the temperature accurately. Technician B is also correct because the CHT sensor measures the temperature of the cylinder head directly and does not depend on the coolant level.

Technician a Says Typically an Engine Coolant Temperature (ECT) Sensor