P0705 P0725 P0420 NISSAN

Question

I have a 2007 Nissan sentra and I got P0725 P0705 and P0420
and I need to know what should I do about it my wife had the car
and the engine light has been on for 2 years I now have the car
and I'm trying to fix it
-nathan

Answer 1

HI there,

P0705 indicates an issue with the park/neutral position switch. Here is a list of possible causes.

P0705 NISSAN - Park/Neutral Position Switch

 

 

Read more: https://www.autocodes.com/p0705_nissan.html 

P0725 indicates an issue with the crankshaft position sensor. Here is a list of possible causes.

P0725 NISSAN - Engine Speed Signal

Read more: https://www.autocodes.com/p0725_nissan.html

P0420 indicates an issue with the catalyst system. Here is a list of possible causes.

P0420 NISSAN - Catalyst System Efficiency Below Threshold Bank 1

Read more: https://www.autocodes.com/p0420_nissan.html