[Answered] What two primary sensors does the PCM use to check the catalytic converter?

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Author Question: What two primary sensors does the PCM use to check the catalytic converter? (Read 66 times)

nelaaney

Hero Member
Posts: 560

on: Aug 13, 2021

Question 1

What term describes a catalytic converter as it reaches its effective temperature?
◦ Light off
◦ Initiation
◦ Consumption
◦ None of these

Question 2

What two primary sensors does the PCM use to check the catalytic converter?
◦ Catalytic converter temperature sensor and rear oxygen sensor
◦ Pre-cat and post-cat oxygen sensor
◦ Pre-cat oxygen sensor and MAF
◦ MAP and TP

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Marked as best answer by nelaaney on Aug 13, 2021

zogaridan

Sr. Member
Posts: 328

Reply #1 on: Aug 13, 2021

Answer 1

Light off

Answer 2

Pre-cat and post-cat oxygen sensor

nelaaney

Member
Posts: 560

Reply 2 on: Aug 13, 2021

Wow, this really help

coreycathey

Member
Posts: 333

Reply 3 on: Yesterday

TYSM

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