P CODES (POWERTRAIN) P0400 - P0499 P0430 Questions

I Have 4 Codes. P0171,p0174,p0300,p0430. P0171: System To Lean Blank 1 P0174:system To Lean Blank 1 P0300: Random/multiple Cylinter...

I Have A Mercury Sable 1996 (6 Cylinders 3.0l Efi) With Diagnostic Trouble Code Of P0430 Catalyst System Efficiency Below Threshold (bank...

I Have An Eror Code (p0430) Is This An Oxygen Sensory Causing The Error Code?

Code P0430

Hi If Anyone Can Help I Got These Two Codes From A Test P0420 & P0430 Thanx.

I Checked The Car With Code Scanner With P0430 Catalyst System Efficiency Below Threshold Bank 2?canyou Help Me To Find Out The Part That I...

The Check Engine Light Is On, My Scanner Shows A Code Of P0430 Which Indicates A Possible Bad Catalytic Converter Or A Bad O2 Sensor. Don't...

I Have 2 Codes For My Truck. They Are: P0420 And P0430 Catalyst System Efficiency Below Threshold (bank 1) Catalyst System Efficiency...

Drivers Side, I Checked Out The Oxygen Sensor Just Before The Exhaust Exits The Converter It Reads .4-.5. And Bank 2. I Suspect It’s The...

Hi. My Cel Went On...day After An Exhaust Leak Started... As I Cannot Do My Own Work Anymore. I Went To A Mechanic.... But I Had...