What kind of timing belt does a BMW 5 series have?

Here is a list of timing belts and timing chains for a BMW 5 Series. Reference the model year with the corresponding engine to see if your car has a belt or a chain. .

Can a timing chain fail on a BMW N20?

In the unfortunate scenario where your N20 was not offered the extended warranty or is outside the age or mileage of the warranty, then the timing chain replacement can be a significant cost. In the worst scenario, a complete timing chain failure could potentially lead to engine failure.

What kind of engine does a BMW 520i have?

The BMW 5 Series 520i came with a 2.0L engine with codes N20B20A, N20B20B, N20B20C and N20B20D. Out of all the engine variants, N20B20A had the most issues ever since this variant’s release. Constant issues with this engine variant not only affected the 520i but also affected vehicles from other BMW series.

What was the displacement of the BMW M50B20?

They were installed in Vanos inlet valve. At the same time the name of engines has also been changed into M50TUB20. The length of connection rods was 145 mm. The given engine was mainly used in BMW models with 20i index. In 1994 2-liter M50B20 engine was replaced by new upgraded M52B20 with the same production displacement. 1.

Here is a list of timing belts and timing chains for a BMW 5 Series. Reference the model year with the corresponding engine to see if your car has a belt or a chain. .

When does a BMW timing chain need maintenance?

BMW timing chains are engineered for the life of the engine and never need maintenance or replaced. To prove that point BMW has always performed several long distance tests on its new engines before they are put on the market. Back in the 90s they took a e34 (5 series) and ran it over 2 million miles, just performing the standard maintenance.

What are the symptoms of a BMW N20 timing chain failure?

Symptoms of BMW N20 Timing Chain Failure. The most common symptom is a loud, noticeable whining sound from the N20 engine. Engines may make audible, but quiet whining noises under light revs/acceleration, however, this is unlikely to indicate a timing chain issue. An overwhelmingly loud whine may suggest the timing chain is beginning to fail.

Is it time for a BMW 5 Series engine change?

Tomorrow I’ll have proper listen to the engine. Thanks again. So at that age your car was on the cusp of the engine change from the detuned N57 6 cylinder to the twin-turboed N47 4 cylinder. The former being less prone to timing chain wear but both have reports of timing chain issues.

Why do cars have timing chains instead of belts?

Since the timing chain is made of metal links, it must be constantly lubricated with engine oil. What cars have timing chains instead of belts? More and more cars are fitted with a timing chain. In general, Mercedes and BMWs are equipped with timing chains.

Is there a timing chain problem on the X5 35i?

The timing chain guide was reportedly redesigned about January 2015 for this engine and is expected to reduce or eliminate the problem. The X5 35i uses the N55 I6 engine, which is not reported to have the timing chain problem, but may be prone to cooling pump problems after about 50K miles.

What kind of timing belt does a BMW 5 series have?