P CODES (POWERTRAIN) P0100 - P0199

Working With A 1999 Honda Accord 4 Door Automatic 4 Cylinder. History 1 - Check Engine Light Went On At 121478 Miles Response - 120...

I Had Multiple Code Come From The Injection Wiring Harness Melting Together So I Fixed All The Wires And All Codes Went Away Except The...

Svc. Engine Soon Lite Came On. Scan Gave Me P0300 Code: Random Misfire, And P0155: Ho2s Heater Performance Bank 2 Sensor 1. Replaced O2...

I Bought An 01 Durango That Needed A Timing Chain And Tensioner (typical). Replaced Chain, Tensioner, And Guides. No Bent Valves, Etc....

The Code Came Up Po158 Change Bank 2 Sensor 2 Red Sensor. Dicconnect Battery Drove 60 Miles Check Engine Light Is Still On. But Car Back On...

Cel On, Codes P0122 & P0123, Try To Clear Codes And 122 Clears 123 Will Not Clear. Vehicle Runs Terrible, Hesitates, Trans Doesn't Seem...

I Changed My #1 O2 Sensor. Change Manifold Gasket, Throttle, Pcv Hose. Checked My Exhaust. Wiring Looks Good. My Code Reader Shows #1...

I Checked For A Code And Reader Came Up With P0134/air-fuel Censor Circuit-no Activity. What Sensor[s] Should I Suspect?

Well Here We Go Again. Check Engine Light Came On Today So I Got Out My Scanner And Received Codes P0135 And P0500. Checked My Manual And...

Apologize Now, What I Think I Need Is To Write This Out And Possibly Answer My Own Question Before I Start Looking For The Problem. The...