I see that my front most belly pan has accumulation on it and I just cleaned it 2 months ago (thought nothing of it figured mess from oil change or top up. I do notice there is oil leaking from front of engine as I can see when underneath the car flowing down onto oil pan from above dripping onto belly pan, no apparent oil leak at rear. Check out our leaking head gasket symptoms and. It eliminated the squeal but It did not help the problem, still suction on oil cap. /rebates/2farticle2fp0300-obd-ii-trouble-code-random-multiple-cylinder-misfire-detected-by-jamahl-walker&. The answer is yes as a blown head gasket leads to coolant infiltrating the cylinders and causing misfires. My old one was beige but had no suffix where as the new one is also beige but has suffix AE. He doesn't know about reflash and crank case seal service department is busy so I cant ask if that's been done on mine This is after I cleared all codes and started it up after examining coilsĬar currently has Beige PCV and parts guy says I need one ending in AE. There is not a lot so possible that the pcv broke and did that in the short time it was run.Īs an aside plugs were changed 30k ago and car has original coils (only changed one so far to newer all silver style oem – others are black oem) I did notice that there is a bit of oil in 2 of the cylinders. I checked to ensure the harness was clicked in and it is. Reasons Theres Oil On Your Spark Plugs 1 Leaky O-Ring Seal 2 Blown Head Gasket 3 Worn/Leaking Valve Guides 4 Valve Cover Gasket Leaking 5. Later that day I swapped cyl 4 coil around cleared codes and started car and it now runs worse, to the point of nearly stalling and codes read misfire on all cyl/random misfire. When I called Audi previously about my pcv they said “oh your car already has the updated one – it came in for pcv service before” Going to replace it but which revision should my car have as I’ve read conflicting stories that black is the update one. We found the valve cover gasket was leaking. local Toyota dealership called it and quoted her high, our estimate was much lower so she decided to come see us. She had booked in for a timing cover reseal. I had a 2005 ish Camry 4 cylinder come in, new customer. My car currently has the PCV valve with the clear portion (no "XX" letter suffix). Get a second opinion from a reputable repair shop. I took the oil cap off and there is suction pulling the cap back down and also on the hole in the pcv there is suction as well there. ![]() I notice its rough like a misfire so I accelerate off the line and get a flashing CEL and I now hear a whistling noise which sounds like air squeaking by thin rubber like a balloon so I’m thinking PCV is bad. I creep out of my neighborhood and get about 10 mins away when I notice My idle is abnormally high, like 1100rpm, when it should have settled by now. I have a 2010 A4 2.0T and Just finished doing the WG replacement as car was running great for about a week holding 12psi, peaking a bit more. Theres a broken bolt on the exhaust heat shield and one of the bolts on the timing belt cover was very loose to the point you couldnt remove the dipstick.
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