Having problems with your Dodge Neon ?

When I go to start the vehicle the car runs rough.The check engine light comes on and gives the P0171 code. I have changed the map sensor and replaced a vaccuum hose seemed to have fixed the problem.Then couple of days later started to run rough again and code comes on than goes away.

Posted / edited by AnonymousUser on : 19-04-2021

Answers :

This sounds like it could be related to a bad TPS. When you have a bad Throttle Position Sensor, it can put too much fuel into the system causing all sensors down the line to be clogged. The MAP sensor you replaced may already be bad again.
Repair Help & Product Troubleshooting for Dodge Neon

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