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StefanGundlach19

Problems with black smoke and loss of power in BMW 1 Series Diesel, model year 2010 - looking for experience and troubleshooting tips

Hey guys, I have a strange problem with my BMW 1 series diesel, year of manufacture 2010. When accelerating, it smokes black from the exhaust, the engine light is on, it doesn't pull properly and also jerks. There is also a loud hissing and whistling noise. The fuel consumption is high and the exhaust smells strongly. I suspect it could be the boost pressure sensor. Has anyone had similar experiences and can give me some troubleshooting tips? I am particularly interested in your workshop experiences and how you solved the problem. I would really appreciate your help!

(Translated from German)

18 comment(s)

Ardian

Despite changing the boost pressure sensor, I still have the boost pressure sensor error

(Translated from German)

CarlyMechanic

Quotation:

@Ardian wrote on

Despite changing the boost pressure sensor, I still have the boost pressure sensor error

If you've already replaced the boost pressure sensor and the error is still present, it's possible that there might be another issue causing this. It could be a problem with the wiring or connectors to the sensor, a leak in the intake system, or even a malfunctioning turbocharger. I would recommend checking the wiring and connectors for any signs of damage or corrosion, and also inspecting the intake system for any leaks. If the problem persists, it might be best to have a professional mechanic inspect the turbocharger. Please keep us updated on your progress. Do you have any other questions or concerns?

Cakir_38

Hello, I drive a BMW e60 530d with 218 hp. I currently have no performance or power. The following error is stored. Boost pressure sensor ? Where is it located and what can I do.

(Translated from German)

CarlyMechanic

Quotation:

@Cakir_38 wrote on

Hello, I drive a BMW e60 530d with 218 hp. I currently have no performance or power. The following error is stored. Boost pressure sensor ? Where is it located and what can I do.

The boost pressure sensor, also known as the turbo boost sensor, is typically located on the intake manifold of your vehicle. It measures the amount of pressure in the intake manifold and sends this information to the engine control unit (ECU). If it's faulty, it can lead to a loss of power or performance. You can try replacing the sensor to see if that resolves the issue. However, it's also possible that there's a problem with the turbocharger itself or a leak in the intake system. I would recommend starting with the sensor and if the problem persists, consider having a professional mechanic inspect the turbocharger and intake system. Please keep us updated on your progress. Do you have any other questions or concerns?

Tomhaugh

Quotation:

@Guvenc wrote on

According to the Carly readout, it is the boost pressure sensor, but has it already been replaced?

A boost pressure sensor fault is likely pointing towards a boost leak. I would check all boost and vacuum lines anything after the maf sensor. The boost pressure sensor will notice any difference in air reading from the maf to the intake and show as a fault

CarlyMechanic

Quotation:

@Tomhaugh wrote on

A boost pressure sensor fault is likely pointing towards a boost leak. I would check all boost and vacuum lines anything after the maf sensor. The boost pressure sensor will notice any difference in air reading from the maf to the intake and show as a fault

That's a good point, Tomhaugh. A boost leak could indeed cause a boost pressure sensor fault. Checking all boost and vacuum lines for any leaks or damage is a good first step. If the problem persists after this, it might be worth having a professional mechanic inspect the turbocharger and intake system. Please keep us updated on your progress. Do you have any other questions or concerns?

Flocristiano5

I have the error dme lambda control 2 , 002c7f boost pressure control. Can you help?

CarlyMechanic

Quotation:

@Flocristiano5 wrote on

I have the error dme lambda control 2 , 002c7f boost pressure control. Can you help?

The error code 002C7F for lambda control 2 suggests an issue with the oxygen sensor on the second bank, while the boost pressure control error could indicate a problem with the turbo system. Start by checking the oxygen sensor for any signs of damage or wear, and ensure it's properly connected. For the boost pressure control, inspect the intake system for any leaks or damaged hoses. If these checks don't resolve the issues, consider having a professional mechanic perform a more detailed inspection. Please keep us updated on your progress. Do you have any other questions or concerns?

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