Why is my timing belt not spinning?

Why is my timing belt not spinning?

If your timing belt still has tension on it then its possible one of your cams has seized making them impossible to turn. This would make it possible for the crank to turn while the cams stayed put.

How long does it take to change a timing belt on a VW Golf?

The procedure should take 2.5 hours in total and it is advised that when replacing the belt, the tension pulley, idler pulley, tensioner and water pump should also be replaced.

How long do VW timing belts last?

between 60,000 and 100,000 miles
As we mentioned earlier, most timing belts tend to wear down somewhere between 60,000 and 100,000 miles. You can check your owner’s manual or Volkswagen maintenance schedule for more specific replacement intervals.

When should a VW Up timing belt be changed?

Although a timing belt is fitted, there’s no set interval to change it. From 60,000 miles it needs an inspection every year; it’s then replaced when it has started to degrade.

What causes a camshaft to not turn?

Reasons for the dowel pin or key failing are: Bolts not being torqued to correct specs, incorrect bolts of a lower grade stretching and losing torque, not using the correct hardened washer which may distort and cause torque of the bolt to change, LocTite not being used, or some interference with the cam, lifters, or …

What should you do if the camshaft is not straight?

Your camshaft will need to be straight, and without excessive wear….How do you fix a bad camshaft?

  1. Replace your camshaft with a new one.
  2. Replace your camshaft with a remanufactured one.
  3. Have your own worn camshaft remanufactured.

How do I know if my camshaft is bad?

If your vehicle idles roughly, stalls frequently, has a drop in engine power, stumbles frequently, has reduced gas mileage, or accelerates slowly, these are all signs your camshaft position sensor could be failing.

What should I do when my timing belt is removed?

Disconnect battery earth lead. DO NOT turn crankshaft or camshaft when timing belt removed. Remove glow plugs to ease turning engine. Turn engine in normal direction of rotation (unless otherwise stated). DO NOT turn engine via camshaft or other sprockets. Observe all tightening torques. How to Replace timing belt on VW Golf 4 1.9 TDI and 4Motion

Do you have to change timing belt on VW Golf?

My Volkswagen dealer told me I have to change the timing belt in my Golf at 100,000 kilometres. My car has 115,000 on the clock and I have religiously followed the maintenance schedule since I bought it new. But I question the cost and need of this major job. Do I have to? – Tony in Toronto

Can a timing belt fail on an Alfa Romeo?

The previous use and service history of the vehicle must always be taken into account. CAUTION: This engine has been identified as an INTERFERENCE engine in which the possibility of valve-to-piston damage in the event of a timing belt failure is MOST LIKELY to occur.

Can a golf cart drive belt be too tight?

If it’s too tight it can risk wearing off faster and it’s also harder to shift gears. To check if your drive belt is set just right make sure your golf cart is turned off then check the drive belt by pressing it down between the two clutches with your finger. If it deflects less than 1.5” it’s too tight.

What to do if your timing belt won’t turn over?

When you turn the key, you might hear the starter motor engage, but since the timing belt operates the crank and camshaft, it will not turn over. Obviously, if the car won’t start, a phone call to a mechanic is usually the first step.

What are the symptoms of a faulty timing belt?

Ticking noise coming from the engine. The timing belt is attached by way of a series of pulleys to the engine’s crank and cam shaft. The crankshaft powers the engine’s connecting rods which are attached to pistons inside the combustion chamber. The camshaft operates the cylinder head valves and rocker arm assembly, which…

What happens to timing belt on golf 1.8T?

The 1.8T Golf is an interference engine (a.k.a. non-clearance engine). If the Golf 1.8T timing belt fails, the timing belt system that links the cylinder head, camshafts, and crankshaft no longer run in sync. Close tolerance engine designs allow for the cylinder head valves to hit the top side of the pistons.

What does the timing belt do in an engine?

The timing belt is an internal engine component that rotates the engine’s cam and crankshaft in sync and ensures each cylinder fires at the appropriate time.