RPM Bouncing
#1
Instructor
Thread Starter
RPM Bouncing
To shorten the backstory.. it's a similar case to a previous thread:
https://acurazine.com/forums/2g-tl-p...-today-921864/
CAI sucked up some water due to the rain. Not a ton of water but enough to cause it to misfire and started to see the same color distortion in the oil.(cream/yellow color). There was also the RPM bouncing between 1500-3000. Doesn't matter if I was in park or drive, the car seemed to want to accelerate on it's own...
Found two bad coils and one of the cylinders got oil in it. The O-ring was all melted. Took off the everything and replaced the gaskets on that rear valve, replaced that 1 spark plug and the two coils, did the seafoam and drained the rainy-oil. Put in 2.5 liters of oil cause i'm gonna do another drain and fill just in case. Got everything put back together but the RPM issue is still present.
Any idea what it is?? I'm thinking I should of replaced all 6 spark plugs.
https://acurazine.com/forums/2g-tl-p...-today-921864/
CAI sucked up some water due to the rain. Not a ton of water but enough to cause it to misfire and started to see the same color distortion in the oil.(cream/yellow color). There was also the RPM bouncing between 1500-3000. Doesn't matter if I was in park or drive, the car seemed to want to accelerate on it's own...
Found two bad coils and one of the cylinders got oil in it. The O-ring was all melted. Took off the everything and replaced the gaskets on that rear valve, replaced that 1 spark plug and the two coils, did the seafoam and drained the rainy-oil. Put in 2.5 liters of oil cause i'm gonna do another drain and fill just in case. Got everything put back together but the RPM issue is still present.
Any idea what it is?? I'm thinking I should of replaced all 6 spark plugs.
#2
Moderator
iTrader: (1)
so modest...."not a lot of water but enough to cause problems" lol
regardless of the water mishap, a surging idle indicates a vacuum leak somewhere.
I would also perform a leak down and compression tests. these tests will show if your cylinders are all holding consistent pressure...and the leak down test will show if any air is escaping through the valves
regardless of the water mishap, a surging idle indicates a vacuum leak somewhere.
I would also perform a leak down and compression tests. these tests will show if your cylinders are all holding consistent pressure...and the leak down test will show if any air is escaping through the valves
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jaaaydeeem (12-12-2018)
#3
Instructor
Thread Starter
so modest...."not a lot of water but enough to cause problems" lol
regardless of the water mishap, a surging idle indicates a vacuum leak somewhere.
I would also perform a leak down and compression tests. these tests will show if your cylinders are all holding consistent pressure...and the leak down test will show if any air is escaping through the valves
regardless of the water mishap, a surging idle indicates a vacuum leak somewhere.
I would also perform a leak down and compression tests. these tests will show if your cylinders are all holding consistent pressure...and the leak down test will show if any air is escaping through the valves
Thanks for the help!!
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tigerpause444
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