B37
BMW · B37 1.5 Diesel I3
2015–2020
"3-cylinder modular diesel. Shared architecture with B47/B57. Quiet for a 3-cyl. Limited production span. No major known issues — too few on road for long-term data. Timing chain is front-mounted (good)."
Mileage Risk Timeline
When problems typically appear — enter your mileage to see your risk zone
Known Issues 1
DPF regeneration issues (city use)
▸DPF warning, limp mode
3-cylinder diesel + city driving = DPF clogging.
Αθήνα πόλη = DPF πρόβλημα. Εθνική τακτικά.
Other BMW Engines
Tuning Potential
140hp Stage 1
Frequently Asked Questions
Is the BMW B37 reliable?
The BMW B37 scores 75/100 with a verdict of ACCEPTABLE. It has 1 documented issues with total repair costs between €300 and €1,000.
What are the common problems with the B37?
The most common issues are:
- DPF regeneration issues (city use) — moderate, repair cost €300–€1,000, 60,000 km–120,000 km
How much does it cost to repair the B37?
Total potential repair costs for all 1 known issues range from €300 to €1,000. The most expensive issue is typically .
What years was the B37 produced?
The BMW B37 was produced from 2015 to 2020. It is a 1496cc I3 diesel engine.
Verdict and scores are editorial opinions based on aggregated data. Learn about our methodology. Not a substitute for professional inspection.