P CODES (POWERTRAIN) P0100 - P0199 P0139 Questions

Shows Code P0139, O2 Circuit Slow Response (bank 1, Sensor 2). I Replaced The Sensor As Suggested And All Seemed Good For Several Days. (a...

Hello. My Car Needs Some Repair Work Besides Routine Maintenance. I Am Debating Whether I Should Repair My Car Or Get A New Car. I Really...

I’ve Had The Downstream 02 Sensor Replaced Twice And Check Engine Light Is Back On. I Thought The First Sensor Might Have Been Faulty. Car...

I've Replaced Both Front And Rear Sensors, And The Maf All At The Same Time. Shortly After The P0138 Code Come On So I Bought Yet...

Hi, The Car Is Acting A Little Strange. The First Thing I Noticed Was The Central Locking System Stopped Working I Know This Is Not A Fuse...

The Check Engine Is Light, And The Scan Show The Codes P0456 And P0139. What Will Be The Solution For These Codes? Thank!

How Do I Go About Repairing This Error Code In A 2005 Honda Civic Dx: P0139 Ho2s-12 (bank 1 Sensor 2) Circuit Slow Response. Do I...

I Have Codes That I Don't Understand And I Need To Know Exactly What's Wrong. The Codes Are: P0139, P0400, P0325 And P0138.

Esk El Carro Tiene Un Fallon Y No Trabaja Normal Le Saque Codigos Y Me Da El Codigo Po351 Y Po139

Truck Sat Out All Weekend And Now It Will Not Start.checked The Code And Got This One But The Co2 Has Nothing To Do With It Starting. Just...