Why Is My BMW Having A Hard Time Starting? Reasons Decoded

Lancer Service
3 min readNov 27, 2023

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Owning a car makes your daily commute easier :):):)

But, but, but… as with any other machines, your car may run into trouble sometimes; the no-start problem is one such issue that you may have to deal with occasionally. Today’s blog post highlights some possible explanations as to why a car may have difficulty starting and what can be done about it.

BMW Won’t Start? All Possible Aspects Are Covered Here

So, your BMW has been taking longer to start lately… After thinking it over, we found the following factors that we think could be behind your vehicle not starting problem.

Problem #1- The battery; it’s probably dead

Battery wear is often blamed for hard-starting problems in modern cars. After all, it is because of the battery that the starter motor, spark plugs, and other major components that play a vital role in activating your car’s engine get the required amount of power. If there is not enough juice left in the battery to support the above-mentioned parts, the vehicle will have a hard time starting.

How to be sure if this is the case?

A- Flickering instrument cluster lights and hazy headlights.

B- The instrument cluster displays the “battery warning” light.

C- Electrolyte leak from the battery, swollen battery case.

D- Unusual noise coming from the engine bay when trying to start the car.

Problem #2- Starter motor; it’s in poor health

This is yet another possible explanation… It is because of the starter motor that your car engine gets to draw in the requisite amount of air so that it can start operating on its own. If the motor fails to function, the engine won’t start. There are all sorts of reasons why a car start motor may malfunction including a damaged electric connection to a faulty solenoid switch.

How to be sure if this is the case?

A- Long engine cranking period.

B- Freewheeling when trying to start the engine.

C- The emergence of a strange cranking noise as you try to start the engine.

D- Smoke emerging out of the hood.

E- Oil-soaked starter

Problem #3- The engine; it’s suffering from a mechanical problem

If you think about it, you’ll find that the engine is the most complex part of your BMW, even more complex than the transmission. It is made up of many different parts — of different shapes and sizes — that are responsible for performing different functions. If there is something off with any of these parts, the engine will not start… no matter how hard you try.

How to be sure if this is the case?

A- Reduced torque output and sluggishness in engine operation.

B- Increased gas mileage.

C- Increased exhaust emissions.

D- Emergence of strange engine noise.

E- Flashing dashboard warning indicators along with error messages.

Problem #4- The fault is in the control module

It is the control module that decides how your BMW engine should operate, how much fuel it should burn, and how much torque it should produce. And, yes… it also plays a role in revitalizing the engine. If there is something off with the control unit, no matter how hard you try, you won’t be able to revive your car engine.

How to be sure if this is the case?

A- Sluggish engine performance.

B- Flashing Malfunction Indicator Light.

C- Increased exhaust emissions.

D- Engine misfiring, stalling, backfiring, etc.

Problem #5- Fuel supply issue

Your BMW engine burns a hydrocarbon-based fuel to generate the necessary mechanical torque. In order for the engine to operate continually and smoothly, there must be a steady supply of fuel from the gas tank to the cylinder. Any form of disruption in fuel supply to the engine will cause different drivability problems including starting trouble.

How to be sure if this is the case?

A- Strange noise emerging out of the engine bay.

B- The engine starts and then suddenly dies.

C- Engine stalling, sputtering issue…

D- Rapid fuel consumption

To Be Brief…

A car that hesitates to come to life is a matter of some concern and should not be taken lightly. In the above discussion, we have highlighted some of the major reasons why a vehicle may have difficulty starting. We hope this helps…

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Lancer Service
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Lancer Service located in St. Paul, MN is having years of experience in looking after various luxury cars and carrying out successfully.