Collapsed Lifters. It only lasts for a second or two and goes away right away. Compare the sound from these components to the noise the customer is concerned with to determine the source. and equipped with a 3.5L EcoBoost engine may exhibit a ticking/tapping or rattle type noise from the top front cover area of the engine on initial start-up after a cold soak of 6 hours or more that may last for 2-5 seconds. I've looked at other forums and … However, with the hood down, the lash adjuster noise can be heard as a light tapping noise through the wheel well and is considered normal. Jump to Latest Follow 1 - 15 of 15 Posts. Set engine speed to over 1,200 RPM. Engine rattle on startup. You know, somebody who hasn’t thanked me yet! Some newer engines inhale a bit of air on cold start-up to check for evaporation in the engine. 3. A rattling engine can be caused be the exhaust, timing chain, loose accessories, and much more. Supposedly the phasers that feed oil to timing - Answered by a verified Ford Mechanic We use cookies to give you the best possible experience on our website. 172 Posts #2 • Jan 18, 2002. you're not alone on this one. Apr 12, 2013 #1 Hi, I'm getting a rattle noise from the engine bay when i start the car, especially on the first start of the day or when the engine is cold...it only lasts about 3 seconds but sounds like a tractor!! This lasts for only 3-5 seconds. I thought my answer was pretty darned good, eh? Most likely you are hearing a hydraulic lifter or cam follower as it receives oil pressure and “pumps-up”, taking up clearance in the valve train. Toyota Mechanic: Skyvisions, ASE Certified Technician replied 2 years ago. The exhaust system is one of the most common culprits that can make it sound like your Chevy Cruze’s engine is rattling. Rattles for maybe 2 seconds. Discussion Starter • #1 • Oct 11, 2017. Describe your situation to a knowledgeable Technician and see if he/she concurs. On the next long journey, the engine suddenly lost power sharply during an overtake accompanied by a whistling noise. They said it is now documented and when it breaks they will fix it. VCT phasers may knock at hot idle. If that is the problem it’s neither fatal nor particularly difficult to correct. Some vehicles equipped with a 4.6L, 3-valve or 5.4L, 3-valve engine may exhibit a ticking and/or knocking noise after reaching normal operating temperature, or may exhibit a rattle upon starting. When the engine is started after sitting overnight, the oil pressure takes 3-5 seconds to come up to “normal”. It’s difficult to hear the difference through cyber space. The 4.6L, 3-valve and 5.4L, 3-valve variable cam timing (VCT) feature may emit a light knock in normal operation and is audible only at idle speed with a hot engine (gear selector in park or neutral). It only lasts for a second or two and goes away right away. Is One Person’s “Rattle” Another Person’s “Knock” ? I … Anybody listening? I’d stay away from generics and from Fram–when using both I have the problem. It's like an extremely loud rattling/clanking noise. I made a voice note but could not upload it directly, after the squeaky sound of the belt you can hear the rattling. Quick recap (see the above link if you want more detail) : I have the classic 2ar-fe rattle upon cold-start. Brought it to dealer and they said the spool valve was faulty and said it wasn't related to any of the work done on the actuator. Here are the most common causes of a rattling sound in your 9-3: Exhaust. Return the engine speed to idle and verify if the knock returns. My Cooper developed this fault at about 400 miles and … Listen to the latest Underhood Service podcast. Car drives fine etc. The 2008 Toyota Highlander has 6 problems reported for engine knock/rattle noise on cold startup. (It comes up instantly, not slowly.) . It ratlles about 1 second. Showed the Engine Tech and Service Manager a video I made of the rattle and they think it is the transmission aux pump. Engine rattle at startup. … It doesn't do it when cranking, it's only when the car first starts up (more noticeable on cold start-up). Apache Tomcat getting stuck while starting. Good luck. If you are misfiring then your Focus may be due for a tune up. I was thinking possibly my heat sheild from my manifold might be lose but the oly time i hear the rattle is on start up and it does not sound like a rattle that comes from a thin peice of metal. Remove the engine oil dipstick, disconnect the breather hose and brake booster vacuum hose. They cannot replace it until it throws a code. This Question And My Answer Have Worked Themselves All The Way To The Bottom! Lots of information about maintaining and troubleshooting your car can be found at www.crownvic.net. After the engine has been run, the oil pressure comes up within a second the rest of the day. This is nothing to worry about, though it does get a bit louder with time. In other cases the noise may require further investigation. What can I do to remedy it? When a timing belt is brittle and worn out, it will jump tooth, meaning it literally will grab the next … What does it take to get stars around here? In other words, it takes it longer to reach the “rattling” parts. In the cold weather, a full-synthetic oil will enable the engine to get oil pressure sooner too, as the oil won’t be a puddle of jelly at below freezing temps. Engine rattle when cold starting Discussion in 'Ford Raptor Engine Discussion and Performance Mods' started by Gromacki33, Sep 11 ... no start noise. A rattling engine can be very disturbing. I’m Totally Humiliated And Humbled, But I’ll Be Back. The Oil and Filter has been changed and the problem has gone away… Must have been the filter…. If isolated, only replace the intake and exhaust lifters on the affected cylinder bank. This may be due to a worn variable camshaft timing (VCT) unit. Discussion Starter • #1 • Oct 11, 2017. A rattling engine can be caused be the exhaust, timing chain, loose accessories, and much more. Oil Pressure 50 psi. I have a 2002 Boxster that is about to turn 60K. View 5 Replies Elantra XD (2001-06) :: 2002 - Rough / No Start Occasionally. I have a knocking sound coming from my engine. To correct the condition, follow Rattle noise on start up...fsi engine. 4. Share this conversation. Engine Rattle W/ Start up. However, it may be masked by or mistaken for other noises generated from either the injector firing or a malfunctioning valve train as described earlier. If the rattle is it the top of the engine it often could be lifters and until oil pressure is built up the lifters are generating metal on metal sound, the noise could be at the bottom of the engine where a rusted or corroded catalytic converter heat shield is vibrating and will do so until the engine temperature goes up in the metal expands were no longer rattles so there’s a lot of different places you can get a rattle when you start … Engine mounts keep the engine firmly in place and reduce the vibrations in the car for a more comfortable ride. The knock may be heard inside the passenger compartment or the wheel well area. Engine ping occurs mostly in older vehicles and is the result of a detonation inside the combustion chamber resulting in an uncontrolled explosion (ping). I don't think this momentary rattle is going to cause any significant damage, but I'm no mechanic. Older engines with an external exhaust bypass can rattle at start-up, as the soldering used on these tubes is fragile and breaks over time. The actual rattle is the engine running erratically enough that the electric motors can not synchronize with the engine. I have the same problem myself on my 94’ Chrysler. 1,685 satisfied customers. Average repair cost is $3,500 at 76,350 miles. Of course the engine has a quarter-million miles on it too, which may be contributing to the problem. Engine Rattling Causes: Saab 9-3. That duty cycled valve does not take effect until the engine is running and even then under acceleration will it compensate the valve timing. Average failure mileage is 17,850 miles. Engine is very quiet after this initial rattle. The engine lifters – small hydraulic parts that open and close the engine valves – … During a long journey I became aware of a rattle from what sounded like the front of the engine. If initial pre-checks have been completed and the noise sounds like it is coming from the front engine, replace the VCT Phaser Kit. 3 Posts . A rattling engine can be caused be the exhaust, timing chain, loose accessories, and much more. I guess we need to find a way to take away CSA’s stars now. Only on first start of the day all start ups after that normal. Note: The 4.6L, 3-valve and the 5.4L, 3-valve engines are installed in several vehicle platforms, which may influence the intensity of noise due to vehicle differences in sound transmission paths, hood and body insulation packages and root cause of the component(s) causing the noise. The sound is a rattle that is heard just after the engine is started. Is it fatal? Yesterday started up our 313 Sprinter (70,000km) and for around 10sec after start up I could hear an engine rattle like a timing chain with a slack tensioner. Joined Feb 9, 2013 Messages 86 Location Hounslow. Why??? Fault - severe rattle from front of engine - loss of power. Satisfied Customers: 14,994. Wix seems to make a pretty good filter. 60 degrees? Richard Rowe … O. K. Guys, I’ve Waited As Long As I Can! 5. Your codes are misfires but not frequent enough to set a check engine light. … If there isn't an option for Open file location, it means the app can't run at startup.. With the file location open, press the Windows logo key + R, type shell:startup, then select OK.This opens the Startup folder.. … Checked Valve Clearances and Timing Chain and Guides and Balance Box Assembly no Obvious … Maybe a bad ignition coil. I believe I read there is a TSB on this issue along with a strange engine rattle at startup. I have a 2010 RAV4 Sport, with the 4 cylinder 2ar-fe engine. Validate by using your own perception. I had two mechanics tell me it was timing chain rattle. If so, that is probably normal. This sounds like the rattle I've heard occasionally, but only when starting the car after it migh VIDEO: Why Headlight Bulbs Should Be Replaced In Pairs, 7 Reasons Direct-Injection High-Pressure Fuel Pumps Fail, Proper Procedures To Maximize Fastener Life, Servicing Electronically Controlled Thermostats, Ford F-150: Lack Of Heat In Low Temperatures, Acura Tech Tip: Engine Shuts Off, But Power Mode Stays In On, Hyundai, KIA Develop GPS, Camera Connected Shift System, Engine Build: Stage 2 6.7L Twin Turbo Cummins Engine, VIDEO: Staying Connected To Your Customers, VIDEO: Buick 3800 Ignition Coil Tip In The Box, AISIN Aftermarket Launches Water Pump Timing Belt Kit Video, LIQUI MOLY, FCP Euro Start The IMSA Michelin Pilot Challenge, The Importance of Worn Center Bearing Replacement, Ford: Ticking/Knocking Noise Or Rattle From Engine On Startup, Know Your Engine When Determining Spark Plug Service Intervals. A rattling engine can be caused be the exhaust, timing chain, loose accessories, and much more. Do you change the oil yourself? If this rattle cropped up recently, I suggest that you install a new, quality, oil filter, top off the oil and see what happens. Any suggestions? (No rattling) Does the oil pump have to stay primed? The temp affects the viscoity of the oil. no noise after one or two seconds ... My f-250 Has a cold start engine knock for about 30sec.to maybe 45sec.It sounds bad.Does go away.What could this be? Vocational, Technical or Trade Scho. Starting the engine at this point means the overhead cam and all its surrounding parts are relatively dry until the oil pump gets some oil up top. Experience: Toyota Master Diagnostic. Start the engine and listen for a loud rattle on start-up. That's the way my V6 with VVT-i behaves. These engines generate a lot of “normal” noises, so it is critical to confirm the noise the customer is concerned with and the environment the customer is in when the noise is noticeable to them. What defines a “cold” engine? The exhaust system is one of the most common culprits that can make it sound like your Saab 9-3’s engine is rattling. Cold? However, now I have a rattle from the engine when it starts after it sits a bit. The initial rattle sound that you're getting is the VVTI controller gear on the end of the camshaft itself. Engine Ping. Drive belts, timing belts, and timing chains need to have a … Answered in 1 minute by: 3/14/2016. O. K. Guys, I’ve Waited As Long As I Can! I have had an issue with, generally only on a cold start, it sounds like a diesel with bad injector or a bag of marbles coming from under the hood. The 2014 Chevrolet Equinox has 3 problems reported for rattling on start up. If the engine continues to make the rattle noise after initial startup, do not exchange the VCT. The noise is audible through the wheel well or an open hood. Hi Iam driving corsa 1.6 gsi 2002 model, the engine it’s got hard start and badly sound idling, need to be rev for idling, when I leave rev cable, the engine loose the idling gose off, again on the spark plugs no1 and no2 there’s spark but doesn’t ignit the fuel mixer, I don’t know what’s problem. Rod-Knox November 23, 2017, 8:22pm #2. The … Allow engine to idle and determine if noise is noticeable. That is the OCV your oil control valve. It was getting stuck at the following stage during startup. I check under the car for drips in my garage weekly so this is something that started right around the time when I got it back. General Discussion. The rattle was caused by this metal plate being pushed down slightly (twisted) and was very lightly being tapped by a camshaft lobe as it was turning. ... Brief rattle on cold start up after sitting idle for a while. Valve clatter for a moment after start up is not unusual for an old engine, sometimes a lifter will bleed down under the spring pressure of an open valve while at rest. Cylinder glaze (Carbon got deposited in the machined cylinder crosshatching). VTC noise on start up still gone but the vehicle started leaking oil. the knock is tamed! The noise disappears after the car builds oil pressure. Lately, I was working on Tomcat 9 and encountered an issue. Continues until oil pressure light goes out ( Approx 1-2 sec.) This procedure is in an outline format so you can also use as a checklist for the repair. Stay up to date with the latest Underhood Service news. Engine Rattling Causes: Chevy Cruze Common reasons for this include: Fouling deposits around the piston rings. Prius (2010-12) :: Low Beam Bulbs Went Out / Engine Rattle At Startup. It is fixed by 2 screws on the inside of the top engine cover and can be pulled back up slightly to reduce or eliminate the noise. (It comes up instantly, not slowly.) Is One Person’s “Rattle” Another Person’s “Knock” ? 220K miles. Some 2004 F-150 and 2005 F-150, Expedition, Navigator, F-Super Duty and Mustang vehicles may have a rattle on startup that lasts 1 to 3 seconds. It is not exhaust shields, or loose parts on the engine. You need more details, refer to the noise does not affect the or! 2Ar-Fe engine deposits around the piston rings the most common culprits that can a. Accessories, and recently, she 's had a remote start Kit put her! Any engine RPM or temperature hear any noises at all recap ( see the pre-checks. The order listed, CFM … engine rattle sound from the engine “ rattles until... 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