WebAug 12, 2024 · P0491 Secondary Air Injection System, Bank 1 - Below Limit. Possible cause of fault - Fuse F3 faulty - Open circuit to secondary air injection pump - Short circuit to … WebDec 25, 2024 · We hope you find the Troubleshooting Porsche Check Engine Light guide helpful. Check these troubleshooting and repair guides for more help on your Porsche. ... Codes: P0491 or P0492. Mass Air Flow Sensor – Boxer engines are seemingly prone to running lean issues, causing rough idle and hesitation when accelerating. In many cases, …
2004 cayenne s. p0021 and p0491 codes at the same time. was…
WebApr 24, 2024 · So the P0491 is likely related to a failed or failing secondary air pump in most cases. These are the round electric air pumps bolted to the back of each cylinder head. Pretty common stuff. The P0021 is the scary one... Ask Your Own Porsche Question Porsche Mechanic: PorscheDoc That is what is known as a crankshaft to camshaft … WebJun 19, 2015 · The car has been an absolute dream and lived to all my expectations however I keep having the Engine Fault light appearing every few months! It keeps coming back to the same fault 1. P0491:... model fgid2474qf2b fridgadir dishwasher
Troubleshooting Porsche Check Engine Light - YOUCANIC
http://forums.pelicanparts.com/porsche-cayenne-macan-forum/1098714-code-p0491-p0492.html WebOn average, the cost for a Porsche Macan Gears slipping when accelerating Inspection is $95 with $0 for parts and $95 for labor. Prices may vary depending on your location. Car Service ... P0491 code means there is a problem on the side of the engine which contains cylinder #1 due to a bad air inlet, faulty wires, relay, pump, or fuse. WebWelcome to the restoration & repair shop of Brad Mayeur, a specialist in Vintage Porsche models, especially the 914. With over 40 years of experience with Porsche restorations, repairs, parts & service on the air … in motion treadmill review