Trouble code P0420

Tiny
KMCCONKEY92
  • MEMBER
  • 2014 NISSAN PATHFINDER
  • 3.5L
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 146,723 MILES
Trouble code P0420-Catalyst System: Efficiency Below Threshold (Bank 1).
Wednesday, January 1st, 2020 AT 11:53 AM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Good evening,

You need the cat converter for bank1. The precious metals are worn out and it needs to be replaced.

If you have less than 80,000 on your car then it is a warranty item.

Roy
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Wednesday, January 1st, 2020 AT 4:29 PM

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