P CODES (POWERTRAIN) P0100 - P0199 P0138 Questions

My Car For Some Reason Seems To Have Very Little Or No Power At All When The Rpm's Get Above 3,500. It Screams All The Way To 6,000 Rpm...

First Time I Have P0136 And P0138 Codes I Changed Downstream O2 Sensor (denso), Clear Code. Light Coming Back P1201 And P0138 Codes. Then I...

I Have Replaced Almost Everything. Recently Was The O2 Sensor For One Code And The Fuel Rail Sensor For The Other Code.

I Replaced The Bank 1 -2 O2 Sensor. Cleared Code But It Came Right Back. Replaced The Fuse For It ( Was Good) Any Place To Look That Might...

I Have A 2001 Dodge Ram 4 X4 1500 With A 5.2 Litre (318) Engine. The Engine Light Came On And I Found The Code Two Ways. I Used A Obd...

I Had My Check Engine Light Come On Yesterday, So I Had The Code Checked At Autozone, Came Back As A P0138, Oxygen Sensor Bank 1 Sensor 2...

I Have A 2000 Jeep Grand Cherokee With The 4.0l Inline 6 And It Has 136,000 Miles. I Just Recently Replaced The O2 Sensor Right Before The...

Engine Mechanical Problem 2003 Honda Accord 6 Cyl Front Wheel Drive Automatic My Car Has 47k On It And The Check Engine Light Came On...

4 Cyl 105000 Miles This Evening My Check Engine Light Came On-i Took It To Autozone And 4 Things Came Up As A Possibility For This Code...

My Vehicle Is The Limited With A V8. I Am Wanting To Know What 02 Sensors That Code Is For? It Says Bank 1 Sensor 2, But I Do Not Know Which...