WebApr 12, 2024 · 2012 Prius. Model: Four. Black smokes mean it’s burning rich due to the p0171 code. The ecm/pcm is reading that the vehicle is running lean due to a vacuum leak somewhere, so the ecm/pcm compensate by … WebMay 5, 2008 · To answer your question directly...no it wouldn't help. The lean condition is because the air to fuel ratio is off...meaning there is too much air in that ratio right now. Right now if it's trying to detonate due to the lean condition, the computer is pulling timing (retarding it) to compensate.
5 Symptoms of a Bad Vapor Canister Purge Valve (and …
WebMar 1, 2024 · P0455 Nissan. In Nissan models, this P0455 code is caused by a bad vent control valve. This control valve is usually located on the rear of the car where the charcoal canister is located. In order to fix this problem on your Altima, Versa, Rogue, Pathfinder, or QX4 is to replace this control valve. WebNov 6, 2024 · Here are top five signs you have a bad purge valve: Check Engine Light is on. The most typical issue with the purge valve is when it sticks or fails to close fully. … kmart men\u0027s shoes clearance
Common Symptoms Of A Bad Evap Canister – Rx Mechanic
WebJan 11, 2024 · How to fix a bad purge valve. As explained above, when you notice the signs of a bad purge valve and you can no longer drive with a faulty one, a purge valve replacement is the best solution. Unfortunately, it will cost you between $70 to $200 to replace a bad purge valve depending on the car model, model year, and where you buy … WebJan 12, 2024 · SYMPTOMS OF BAD PURGE VALVE. HOW TO KNOW PURGE VALVE IS BADIn this video we are going to explain the symptoms of a bad purge valve. Purge valve can fail in a... The P0171 code indicates that the Oxygen (O2) sensor on bank 1 sent a signal to the engine control module that the air-fuel mixture is too lean to correct it. The O2 sensors have the ability to correct a fuel mixture of +-15%. If it needs to correct more than that, the P0171 code will be stored. See more If the air fuel mixture is slightly lean, you will often get no other symptoms from the P0171 code other than the check engine light on your dashboard. If the fuel mixture is verylean, you may get any of the following symptoms: … See more Moderate – In most cases, the lean mixtureis significant, and you will not notice any difference in the engine’s performance. Other … See more The P0171 tells us that there is a lean air-fuel mixture, but it doesn’t tell us what could cause a lean fuel mixture. There are actually many different things that can cause a lean mixture. … See more kmart mens christmas shirts