P CODES (POWERTRAIN) P0400 - P0499 P0430

I Have A Code Of P0430 Catalyst Converter. My Car Has A Loss Of Power And Recently Started Making A Knocking Sound I Think From...

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...

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...

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...

I Have A 1997 Ford Explorer With Trouble Codes P0430, P0171 & P00174. I Have Cleaned The Maf. Not Sure Where To Go From Here. Kevin. When I...

I Have A 2000 Ford Taurus. I Currently Have 135,000 Miles On It. Recently My "check Engine" Light Came On. I Had It Checked And It Came Back...

I Have Already Replaced The Bank Two O2 Sensors And My Check Engine Light Has Been On For Weeks. I Used My Scan Tool In Live Data Mode To...