Question 1

Turbo boost control and intercooler failure

Accepted Answer

The turbocharger boost control system or intercooler can develop leaks or electronic failures, causing reduced power delivery, overheating, and potential engine damage.

Question 2

Camshaft bearing wear and VVT issues

Accepted Answer

Worn camshaft bearings can lead to timing chain stretch and loss of compression, particularly noticeable above 100,000 km.

Question 3

High mileage oil consumption

Accepted Answer

Some M-series engines with high mileage can experience increased oil consumption due to piston ring wear, requiring regular oil changes and potentially upgrading to synthetic oil.

BMW M67M67

Known issues

BMW M67M67

Known issues

Turbo boost control and intercooler failureat 85000 km · 2 solutionsMedium

Camshaft bearing wear and VVT issuesat 110000 km · 1 solutionsMedium

High mileage oil consumptionat 150000 km · 1 solutionsLow