P CODES (POWERTRAIN)

Code P0430 Keeps Engine Light On All The Time. Have Been Told By Others It Is A Bad Ox Sensor And Won't Do Any Harm. Is This True? And...

How Do I Repair A P0455 Code?

The Vehicles "service Engine Light" Came On Aprox. 4 Months Prior To The First Visit. I Took Vehicle Through 1st Time And Received A Failed...

I Had A P0440 On About A Month Ago. When It Was Read Again P0301 Came On. Cleared Codes And Changed Fuel Cap. P0304 Came On And Was Told It...

I Noticed The Clicking Noise When I Got Off The Tollway Where I Was Doing Around Eighty Mph. It Does Not Make The Noise Until I Reach...

This Car Has Only 64k, And Im Getting This Code Copming Up: P0430 - 002 - Lower Limit Exceeded - Mil On. The Check Engine Light Is On, And...

Car Throwing Only A P0304. Have Replaced: Plug Coil 4 Injectors Gaskets On The Manifold (both Upper And Lower) Moved Plug Wire From #4...

It Started As Codes P0305, P0307. Misfires On Cylinders 5 And 7. I Purchased New Coil Packs For The Two Cylinders And New Plugs For All 8...

I Got A P0430 Code And I Wanna Make Sure It Is Not My Cat Thats Gone Wrong. I Want To Check The O2 Sensors But I Dont Know What The Voltage...

My Car's Cel Is On Always. On Checking I Got Error Code P0430. I Checked On Internet And Found The Problem Is Something Related With...