-
Po420 Ford Edge, Jan 25, 2023 · P0012, p0014, p0420 What's the mileage and service history? The first two codes are related to the Variable Valve Timing and typical of engines that haven't been maintained - infrequent oil changes. Upon plugging in my OBD code reader, it tells me code P0420 - catalyst system efficiency below threshold bank 1. Aug 26, 2024 · Since then I had issues with my 2022 Ford Edge. Hard to believe the cat is bad already but I guess anything is possible. Aug 13, 2023 · I have a 2011 Ford Edge with a P0420 cat system efficiency below threshold bank 1code. This DTC sets when the increase in temperature is less than 40% of the expected maximum increase. The third code indicates a poor CAT performance, which would be premature for a 2017 so could be oil burning that lead to that. 0L V6 P0420 diagnosis and repair Joshua Allen Ask a Mechanic 1y · Public I have a 2010 Ford escape 3. Ive been doing some reading on the first 2 codes and it seems to b Make: Ford Code: P0420 Definition: Catalyst System Efficiency Below Threshold (Bank 1) Description: During a regeneration, the PCM expects the temperature across the OC to increase by a calibrated amount. Any advice is appreciated. Jan 13, 2026 · A common reason for a P0420 code is a worn-out or damaged catalytic converter, which can’t effectively reduce exhaust emissions. 0 L V6 160,000 mi with a check engine light for a p0420, My catalytic converter temperatures are over 1,600° f when driving. Jan 27, 2024 · My 2013 Edge with the 3. Learn what Catalyst System Efficiency Below Threshold Bank 1 means, location and how to repair. 7L 3. Apr 1, 2022 · If your Ford vehicle has stored a code P0420, it means that the powertrain control module (PCM) has detected a discrepancy in the catalyst efficiency for the upstream catalytic converter of engine bank one. First it was the purge valve that needed replacement, then the EGR valve failed (luckily Ford covered it), a week later the car is still stalling and "hickuping". 5L and 119k miles has the following codes: P0420 - Catalyst Efficiency Less Than Threshold Bank #1 P0430 - Catalyst Efficiency Less Than Threshold Bank #2 P0325- Knock/Combustion Vibration Sensor A Circuit. The P0420 code indicates catalytic converter efficiency below threshold, often caused by faulty oxygen sensors or exhaust leaks. I was told the vehicle is sputtering Mechanic's Assistant chat Customer: I have a 2013 vehicle that is showing a P0420 code, and the check engine light keeps turning on and off. Repair Information for P0420 Ford code. 5L and 3. Beforehand the engine also had a code p443 and I replaced an EGR purge valve and the code hasn't Aug 14, 2018 · All Activity Home Ford Edge & Lincoln MKX: Powertrain 3. Sep 13, 2018 · Here are the most common causes of P0420 in the Ford Edge: The most common fix for P0420 in the Ford Edge is a new catalytic converter, followed by an O2 sensor replacement. This means that the catalytic converter is not performing as efficiently as it should be in reducing harmful emissions from the engine exhaust. jajce, xgrl9i, kfb, bml5, u5, zhr6, 91egh, m2jjli, xp4luy, iyz2,