CAUTION Turbo Chaos

N43

BMW · N43 1.6/2.0 DI NA I4

2007–2011

0 / 100
CAUTION

"Direct injection 4-cyl. Injector failure, high-pressure fuel pump issues, lean-burn NOx sensor problems. Short production run. Avoid if possible — N46 or B48 are better choices."

Layout I4
Displacement 1995 cc
Power 115–170 hp
Type Petrol Na
Known Issues 2
Total Risk Cost €1,400–€3,500

Mileage Risk Timeline

When problems typically appear — enter your mileage to see your risk zone

km

Known Issues 2

▲ HIGH

High-pressure fuel pump failure

€800–€2,000 60,000 km–120,000 km
View details
Detection

Hard start, limp mode, no power

Details

Direct injection HPFP failures. Metal shavings contaminate fuel system.

Greece Note

HPFP — σοβαρό. €800-2,000. Ελέγξτε πίεση ράγας.

▲ HIGH

Direct injector failure

€600–€1,500 80,000 km–150,000 km
View details
Detection

Misfire, rough idle, codes

Details

Lean-burn system stresses injectors.

Greece Note

Μπεκ DI — €600-1,500 για σετ.

Models with N43 7

Other BMW Engines

Tuning Potential

Minimal

Frequently Asked Questions

Is the BMW N43 reliable?

The BMW N43 scores 48/100 with a verdict of CAUTION. It has 2 documented issues with total repair costs between €1,400 and €3,500.

What are the common problems with the N43?

The most common issues are:

  • High-pressure fuel pump failure — high, repair cost €800–€2,000, 60,000 km–120,000 km
  • Direct injector failure — high, repair cost €600–€1,500, 80,000 km–150,000 km
What cars use the BMW N43?

The N43 is found in:

How much does it cost to repair the N43?

Total potential repair costs for all 2 known issues range from €1,400 to €3,500. The most expensive issue is typically .

What years was the N43 produced?

The BMW N43 was produced from 2007 to 2011. It is a 1995cc I4 petrol na engine.

Verdict and scores are editorial opinions based on aggregated data. Learn about our methodology. Not a substitute for professional inspection.