Owners manual subaru outback 2004 p0420

View online or download subaru 2004 outback owner s manual. I really like your website and it has provided a lot of information to me on the p0420 code on my 2000 subaru outback. Find 2006 subaru outback recalls information, reported by the nhtsa, and we will help you find a nearby service center where you can get your car fixed. Trouble code p0420 catalyst system efficiency below threshold bank 1. I have a p0420 code on my 2004 legacy, 35th anniversary edition code reader says catalyst efficiency below threshold, bank 1. View and download subaru 2004 legacy owner s manual online. Fixing a subaru p0420 the cheap and nasty method youtube. Service engine light often, this is the only symptom of the subaru outback p0420 code. Download your free pdf file of the 2004 subaru legacy on our comprehensive online database of automotive owners manuals.

So it has a special catalytic convertor and heads on it. There are many things that can cause the p0420 trouble code in your outback. I have a p0420 code on my 2004 legacy, 35th anniversary edition code reader says catalyst efficiency below threshold, answered by a verified subaru mechanic we use cookies to give you the best possible experience on our website. New subaru owners may qualify for a vehicle modification reimbursement. Code p0420 catalyst system efficiency below threshold often means you. The subaru outback is an automotive nameplate used by the japanese automobile manufacturer fuji heavy industries fhi since 1994. P0420 dtc code catalyst system efficiency below threshold. I have replaced all 3 cats2 were damaged from the exhaust being banged around and you could hear the catalyst rattling. P0420 catalytic converter efficiency below threshold merged thread. Every manual available online found by our community and shared for free. There are several reasons a p0420 will come up as an error and. The front oxygen sensor before the catalytic converter is usually called. Trade up to a new subaru with more industryleading safety and technology features. Live demonstration of subaru forester and outback s 4x4 symmetrical all wheel drive system.

On some vehicles such as some subaru models an ecm reflash will fix the. I put 2 spark plug antifoulers on the rear mounted o2 sensor. This low kilometer subaru impreza flags a p0420 catalyst efficiency fault code very quickly. I would also suggest reading in your owners manual what subaru states about not just the check engine light, but. These cars can self check fault codes this is how to read them no odb scanner needed you. Please see the subaru navigation system owner s manual for more information on how to properly connect your smartphone devices bluetooth audio streaming capability. I keep getting the p0420 code for the emissions system below threshold. The outback station wagon debuted in the united states market in 1994 for the 1995 model year. My 1994 turbo legacy passed the maryland state emissions test with no cats. How can i fix my catalyst system in my subaru 2004. You simply cleared the contamination and helped your cars catalyst system perform to required specs again. It comes on about 100150 miles after driving the car. How to fix code p0420 ricks free auto repair advice ricks free.