Author Question: On vehicles with OBD II diagnostics the catalytic converter function is monitored using ________. ... (Read 122 times)

littleanan · **on:** Jun 23, 2018

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