On vehicles with OBD II diagnostics the catalytic converter ...

[littleanan]

On vehicles with OBD II diagnostics the catalytic converter function is monitored using ________.
 
  A) Pre and post converter oxygen sensors B) A pressure sensor
  C) A temperature probe D) None of these

Question 2

Technician A says that as much as 50 of the air needed by the engine at idle speed flows through the PCV (positive crankcase ventilation) system. Technician B says that PCV tests include the rattle test, card test, snap-back test, and crankcase vacuum test. Which technician is correct?
 
  A) Technician A B) Technician B C) Both technicians D) Neither technician

[KKcool]

Answer to Question 1

A

Answer to Question 2

B

[littleanan]

YES! Correct, THANKS for helping me on my review

[sultana.d]

Thanks for the timely response, appreciate it