Why does my VW engine make a rattling noise?
The technical background on this issue is that the timing chain tension has lost its ability to keep the tension and the slack causes the rattle in the engine. Thus, the timing chain may jump, causing the engine not to start. If this happens, it may have contact between the pistons and valve, causing major repair problems for the engine.
Why does my Volkswagen Golf whine when I Turn on the engine?
If it changes with the engine, it’s most likely going to be an accessory bolted to the engine (or the radio, shut it off and see if it stops). If it stay constant as you rev the engine it’s going to be something else. A whining sound when accelerating is almost always caused by a bad accessory attached to your Golf’s engine.
Why does my Audi make a whining noise when I start the car?
A bad torque converter can cause a whining sound when starting your vehicle. A good place to start would be to check the transmission fluid. You’re going to want to check it for both color, and metal content. If you see any flecks of metal on there, it is probably going to need serviced.
What causes a VW engine to not start?
Thus, the timing chain may jump, causing the engine not to start. If this happens, it may have contact between the pistons and valve, causing major repair problems for the engine.
Why does my 73 Super Beetle keep stumbling?
Once the rebuild of his ’73 Super Beetle was complete, Dave still had an exasperating problem with the car “stumbling” on acceleration — whenever power was called for, like even after a shift change, the engine would stutter and sputter and sometimes die. It initially seemed to Dave that the accelerator pump was not giving an adequate “squirt.”
When does a VW engine have a stumbling problem?
Dave found that his stumbling problem occurred only when the engine was hot, but not when it was cold. During a meeting with John Connolly (Aircooled.Net)Dave learned that a stumbling problem when the engine is hot but not when it is cold is indicative of a too rich mixture problem.
What kind of engine does Dave’s Super Beetle have?
This is not the first time that Dave had trouble with the accelerator pump. While his Super Beetle is a 1973 model, it has a 1971 1600cc dual-port engine. A previous owner installed an alternator in place of the generator (used on VW engines up until the mid-1973 model year).
What causes a rattling noise in the valve train?
Although a worn rocker arm most likely won’t affect engine performance, it can cause valve train noise. You may hear a light tapping or rattling noise coming from one or more of the affected rocker arms. To diagnose the problem: Check the engine oil condition. Check for proper oil circulation around the valve train.
What should I do if I hear lifter noise in my engine?
Start the engine and check for lifter tapping. Remove the engine’s valve covers and check for broken or bent components.
When did VW start using hydraulic tappets?
The hydraulic tappets were fitted to the majority of VW engines from around 1986 onwards (model dependant). There are a number of things that can contribute to the downfall of the tappets.
Why does my Chevy Equinox make a clunking noise?
Depending on the vehicle, one or two ball joints per wheel and may or may not be load bearing. If a ball joint is beginning to fail, you may notice a clunking noise coming from the front wheels. This clunking noise will become louder and more frequent over time.
Why does my Subaru Outback make a clunking noise?
If the mechanic suspects that the sway bar has gone bad, the mechanic will begin by examining the sway bar bushings. If the entire sway bar appears to be in tact the bushing may cause the clunking noise. The mechanic will then replace the bushings and the sway bar if necessary.
Are there any problems with the 5th Gen Golf GTI?
The 5 Most Common VW 5th Gen (MK5) Golf GTI Engine Problems 1 Ignition Coils 2 Water Pumps 3 Timing Belts 4 DSG Transmissions 5 Positive Crankcase Ventilation (PCV)
What are the symptoms of a Volkswagen Golf GTI valve failure?
MK5 GTI PCV Valve Failure Symptoms 1 Loss of boost pressure 2 Misfires (See back to “MK5 Cylinder Misfire CEL Codes” for the fault codes) 3 Rough or poor idling 4 Loud whistle or hissing noise coming from under the hood (Example:
Why does my wastegate Rattle all the time?
The rattle could have been many things. Wastegate rattle is only on acceleration at around 3,000 rpm. If the rattle was there all the time, not the wastegate rattle.
What’s the rattle noise coming from the front suspension?
Loose / Rattle noise coming from front suspension (fixed). Loose/Rattle noise coming from front suspension (fixed) Mk V platform, 2010 Sportwagen (98,900 miles). Applying the brakes while running over the bumps did not have any effect on the noise.
What kind of noise does a Sportwagen make?
Loose/Rattle noise coming from front suspension (fixed) Mk V platform, 2010 Sportwagen (98,900 miles). Applying the brakes while running over the bumps did not have any effect on the noise.
What makes a rattle noise when running over bumps?
Applying the brakes while running over the bumps did not have any effect on the noise. Sounded like the front suspension was loose. Car handled fine…noise seemed to be coming from the upper portion of the suspension as best I could tell.