Step 3 » GENERAL learning environment Category D (D, D1, Tb, Tv)

GENERAL Learning Environment Category D (D, D1, Tb, Tv)
Question 286 of 485

The Diesel engine operates optimally at a temperature of:

A 75 degrees C;
B 80-90 degrees C;
C 100-120 degrees C.

Explanation

Explanation text category D / driving tests drpciv:
The Diesel engine operates optimally at a temperature of 80-90 degrees Celsius.
Frequent driving with the thermostat defective, the coolant having a temperature below 60 degrees Celsius, increases fuel consumption by up to 90%.
Correct answer: B
 
Driving tests drpciv category D explained.

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