BMW 325i low oil pressure warning with engine not starting issue on BMW 325i

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some BMW 325i owners report experiencing low oil pressure warnings accompanied by engine starting issues. These warnings may be triggered by various factors, including low oil levels, malfunctioning oil pressure sensors, clogged oil filters, or failing oil pumps. Additionally, some owners find that even with electrical power, the engine fails to start, which could indicate battery issues or faulty alternators. It is crucial for owners to check the oil level to ensure it is adequate for proper engine function and to rule out low oil as a cause of the warning light. In some instances, problems with the oil pressure sensor or pressure switch may be responsible for the warning light, necessitating inspection or replacement of these components. Furthermore, if the engine does not start, it is important to consider other potential causes such as fuel delivery issues, ignition system problems, or mechanical failures. Given the complexity of these issues, it is advisable for owners to consult a qualified mechanic for a thorough inspection and diagnosis.

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