Why does my car rattle on a cold start?

Why does my car rattle on a cold start?

When from a cold start I get this annoying startup rattle for 1-2 seconds then it’s gone. Engine is very quiet after this initial rattle. Car drives fine etc. As I am aware this is a widespread problem but nobody has a definitive answer to solve this.

When does oil pressure come up does the engine Rattle?

(It comes up instantly, not slowly.) The engine “rattles” until the oil pressure comes up to normal. After the engine has been run, the oil pressure comes up within a second the rest of the day. (No rattling) Does the oil pump have to stay primed?

Is it normal for a VW engine to rattle?

I’ve certainly heard the same thing from many modern VW/Audi engines and professionally I consider it normal and harmless, although I find their 4 cylinder engines to be absurdly noisy in general and find that startup noise and general engine noise unacceptable personally.

Why does my Toyota Camry rattle when I start the car?

It let the oil escape from the vvt actuator which supply oil to the cams. So when you starts the car, the cams have to wait for oil from the oil pump to lubricate the cams 17 people found this helpful. It is probably SB No. T-SB-0146-10 http://media.fixed-ops.com/Toy_ServiceBulletins/sb0041t13.pdf 20 people found this helpful.

When from a cold start I get this annoying startup rattle for 1-2 seconds then it’s gone. Engine is very quiet after this initial rattle. Car drives fine etc. As I am aware this is a widespread problem but nobody has a definitive answer to solve this.

How to fix F-150 EcoBoost cold start rattle noise?

– YouTube F-150 ECOBOOST COLD START RATTLE NOISE QUICK FIX??? If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer. An error occurred while retrieving sharing information.

I’ve certainly heard the same thing from many modern VW/Audi engines and professionally I consider it normal and harmless, although I find their 4 cylinder engines to be absurdly noisy in general and find that startup noise and general engine noise unacceptable personally.

Why is my FSI engine making a rattle noise?

Also keep in mind that I don’t know if your FSI engine is an older style using a timing belt with the hydraulic tensioner in the head for the cam chain, or if it’s the newer style with all chains.

The sound can either be from a hydraulic valve lifter, or piston-to-cylinder wall clearance. As the engine warms, the clearances change and get tighter and noises will usually disappear. The use of full-synthetic engine oil can in some cases quiet the cold start up engine noises.

Why does my car rattle on cold start?

If you hear engine rattle noise from your engine on cold start, and the engine rattle noise goes away after a few seconds, and the engine rattle noise comes from the side of the timing cover we will explain what could cause that. Most new engines nowadays are equipped with timing chain.

Why do I hear a rattling noise in my engine?

So, you start your engine like normal but, you hear a engine rattling noise, you’ve never heard before. Consequently, an engine rattling noise in your engine, can spring up, from a number of different sources. So, The first part of diagnosing an engine rattling noise, is always to determine, where it is coming from.

Why does my car make a ticking noise when I Turn Off the engine?

If the oil level gets too low, you can have a situation, where the oil pump sucks air into it; and the air gets pumped through the engine along with whatever oil is remaining. As a result, This can cause a rattling or ticking noise from within the engine. Shut off the engine immediately. Use the oil dipstick to check the engine oil level.

Why does my car make a pinging noise when accelerating?

If you hear a pinging or rattling sound when accelerating, low-octane fuel could be the cause. Pinging (also called pre-ignition or detonation) can also be the result of carbon deposits; a bad knock sensor, overheating or incorrect ignition timing.

When does a car make a rattling noise?

You may hear them when you start your car, when you drive it or when you apply the brakes. They may occur only when the engine is cold, or when it’s fully warmed up. Rattles may happen only upon acceleration, deceleration, going over bumps, rounding a corner, or during some other specific set of circumstances.

Where does the rattle come from under the car?

There are some possible sources and root causes as to where the rattling noises underneath of your vehicle are coming from. Your exhaust system is a key part of the running of your vehicle and the fuel system. Your exhaust system spans the length of the engine in your car to the rear of your vehicle.

Why does my catalytic converter make a rattling noise?

The converter can be damaged by thermal shock or an impact, which can cause part of its internal structure to break off and cause a rattle. In extreme cases, this can sound like a box of rocks being shaken. The converter doesn’t fail by itself; something has to cause it to fail, and that should be identified before it is replaced.

Why does my check engine light RATTLE under my car?

The bad converter can also turn your check engine light on in your car and show on your dashboard. The solution to the catalytic converter failure is to determine where the original cause of concern is coming from and what caused it to fail and the rattle noise under the car.

Why does my AC rattle when I turn it on?

The noise would start when the compressor engages due to the increased load on the engine. Compressor Clutch: The compressor clutch is a high-wear item, and if it’s worn out, it can create a rattle during operation. Some vehicles can have only the clutch replaced, but some require replacement of both the clutch and compressor.

If you hear engine rattle noise from your engine on cold start, and the engine rattle noise goes away after a few seconds, and the engine rattle noise comes from the side of the timing cover we will explain what could cause that. Most new engines nowadays are equipped with timing chain.

Why does my steering make a rattling noise?

Rattling noises in the wheel wells usually come from a few specific areas. Let’s run down the possibilities. Your vehicle has many interconnected components in its suspension system. There are springs, struts or shock absorbers, sway bars and links that are attached to one another. Your steering system is also integrated into the front suspension.

Where does the rattling sound come from in a car?

To simplify this process, we’ve broken down the possible locations to four main areas of your vehicle: Rattling noises that come from the bottom of your vehicle may be noticeable upon starting, while driving at certain speeds, when you hit a bump in the road, or even all the time.

What should I do if my exhaust is making a rattling noise?

Solution: Have your exhaust system checked by your mechanic or a muffler shop. The fix could be as easy as tightening a loose clamp or replacing a damaged rubber hanger. It’s also possible you might need to replace a section of rusted-out exhaust pipe or even the muffler. Either way, it’s a quick and easy fix.

Also keep in mind that I don’t know if your FSI engine is an older style using a timing belt with the hydraulic tensioner in the head for the cam chain, or if it’s the newer style with all chains.

What to do if your car rattles when you start it?

Mate of mine did this and he lost his big end within half and hour of running, compared with just a normal smooth running motor before. Simple buy some cheap effective oil, and keep changing it every few weeks to flush out the worst of the grime from oil allys without removing protective coatings of carbon.

What causes timing chain engine noise Rattle-YouTube?

ENGINE NOISE RATTLE COLD START OR ALL THE TIME. WHAT CAUSES TIMING CHAIN ENGINE NOISE RATTLE – YouTube

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