[Answered] All these are causes of catalytic converter failure EXCEPT _______

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Author Question: All these are causes of catalytic converter failure EXCEPT ________. (Read 53 times)

lb_gilbert

Hero Member
Posts: 588

on: Aug 13, 2021

Question 1

A P0422 (catalytic converter efficiency failure) is set. What is a possible cause?
◦ Engine mechanical fault
◦ Exhaust leak
◦ Fuel contamination
◦ Any of these

Question 2

All these are causes of catalytic converter failure EXCEPT ________.
◦ Contamination
◦ Excessive temperature
◦ Incorrect air/ fuel mixture
◦ All of these are causes of converter failure.

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Marked as best answer by lb_gilbert on Aug 13, 2021

lou

Sr. Member
Posts: 286

Reply #1 on: Aug 13, 2021

Answer 1

Any of these

Answer 2

All of these are causes of converter failure.

lb_gilbert

Member
Posts: 588

Reply 2 on: Aug 13, 2021

TYSM

Kedrick2014

Member
Posts: 359

Reply 3 on: Yesterday

Gracias!

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