P0420 (TW Catalyst SYS - B1) | Nissan Forum
2020年2月8日 · A P0420 fault code can be caused by any of the following conditions: Three way catalyst (manifold) has failed. Exhaust pipe leaks (holes or gasket leaks). Intake system …
P0420 Catalyst System Efficiency Below Threshold Bank 1 - Nissan …
2012年6月27日 · I had this same p0420 code. My horse power went down. My gas mileage decreased. My engine would cut off and on. I changed the front O2 sensor. After replacing the …
Error P0420, Cat efficiency below threshold? - Nissan Forum
2016年9月28日 · The first time I had the P0420 code, I grasped at every "cheap" possible solution to avoid spending $800 on a cat. I swapped o2 sensors, changed manifold gaskets, broke …
P0420 Catalytic Converter issue... - Nissan Forum
2010年12月28日 · Took my xtrail to a nissan dealership today after having called Nissan Canada. Found out that catalytic converter is still covered under warranty (96 months or 130K which …
Nissan Pathfinder - P1283 & P0420 - Nissan Forum
2015年5月31日 · I have a Nissan Pathfinder 2006 R51 V6 Petrol. The engine light keeps coming on with P1283 (Air Fuel Ratio Sensor 1 Lean Shift Monitoring Bank 2) & P0420 (Catalyst …
P0420 and P0430 Codes - 2006 Frontier - Nissan Forum
2024年2月20日 · For the past year or so, I've been getting P0420 and P0430 codes on my 2006 Frontier with 175k miles. I've read related posts and tried a few of the fixes (e.g. CataClean, …
P0841 & P0420 | Nissan Forum
2024年6月25日 · P0420 indicates a problem with catalytic converter efficiency. - Possible causes: 1. Defective catalytic converter: The catalytic converter may be worn, damaged or clogged. 2. …
code P0420 - Nissan Forum
2022年3月10日 · I have a 2009 Sentra 2.0 that kicked out a P0420 code. The car starts and runs fine with no adverse symptoms. A few months ago I replaced the valve cover gaskets and …
Q&A: Nissan Pathfinder P0420 and P0430 Codes - JustAnswer
Customer: P0420 and P0430 codes. Nissan service said I need a new catalytic converter for a 2014 Pathfinder Platinum. How do I know if I need the front left, right, or rear converter? …
P0420 Code - 2007 Sentra 2.0S - Nissan Forum
2016年1月18日 · I'm getting a "P0420 NISSAN - Catalyst System Efficiency Below Threshold Bank 1" code and light from my 2007 Nissan Sentra 2.0S. I've had this light on and off for the …