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Roy
Roy, ASE Certified Technician
Category: Nissan
Satisfied Customers: 5454
Experience:  Nissan Master technician
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I DROVE THE CAR 100 MILE AND THE DRIVE CYCLE VERY..LIGHT CAME..p0420

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I DROVE THE CAR 100 MILE AND THE DRIVE CYCLE VERY THING WAS READING BUT THE SERVICE LIGHT CAME ON P0420 THREE WAY CATALYST FUNCTION BANK 1

Hi!

What type of Nissan and the year let me know Thanks ROY!

Has the catalytic converter ever been replaced?
Customer: replied 8 years ago.
no

Hi!

What type of car is this Thanks ROY!

Customer: replied 8 years ago.
2001 maxima 3.o
Well it does not matter what type car ! If you drove your car and the drive cycle found the cat to be bad, you will have to replace the cat converor, on bank 1  Thanks ROY! 
Roy, ASE Certified Technician
Category: Nissan
Satisfied Customers: 5454
Experience: Nissan Master technician
Roy and 2 other Nissan Specialists are ready to help you

HI!

On the maxima there is a bulletin for this code is your car a california car or federal let me know . ROY!

Customer: replied 8 years ago.
federal

Hi!

There is a bulletin for a reprogram for the p0420 code the dealer will have this reprogram for your car here is the flow chart, Thanks ROY!

graphic

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