☰
AutoCodes.com | All About OBDII Engine Codes
Find a Shop |  Ask Auto Expert
Ask a Question

2005 Dodge Neon 2.0 litre PO140

0 like 0 dislike
435 views
by

2005 Dodge Neon 2.0 litre PO140

Vehicle: 2005 Dodge Neon 2.0 litre

1 Answer

0 like 0 dislike
by (13.6k points)
HI there,

This code is for the rear O2 sensor on the exhaust after the converter. You either have a plugged up converter or an issue with the sensor itself. In many cases replacing the sensor resolves the problem.

Related questions

0 like 0 dislike
1 answer 407 views
have a PO140 code o2 cirrcuit no activity (bank1 sensor 2)
asked May 26, 2017 by
0 like 0 dislike
1 answer 515 views
1998 Dodge Neon 2.0L with code P0140
asked Mar 17, 2018 by
0 like 0 dislike
1 answer 1.7k views
Where is the po140 sensor located
asked Feb 1, 2017 by

33.7k questions

32.5k answers

1.3k comments

23.0k users

Need A Repair Shop?
Find local automotive repair shops in your area.
⚠ Check if your car have Safety Recalls

Related Information

- Car TSB
- Car Recalls
- Car Common Problems
- Car Safety Rating
- Car Technical Articles
- OBDII FAQ
- OBDII Components
- 2024 Cars MPG

All OBDII Codes

- Top 25 Codes
- Latest Codes
- All OBDII Codes
- Powertrain (P) Codes
- Network (U) Codes
- Body (B) Codes
- Chassis (C) Codes
Powered by Question2Answer
...