Cooling system (plastic parts)
usually 100,000–200,000 km · High risk
Signs: Overheating; expansion tank, radiator neck, water pump impeller
Fix: Replace cooling parts as a set
€400–900
Engine: common problems, timing drive and oil
2.0–3.0 petrol 6-cyl (BMW M52TU / M54)
Petrol · 1,991 / 2,171 / 2,494 / 2,793 / 2,979 cm³ · 110–170 kW
6
model generations
4
known faults
Enter your VIN and mileage and get a plan built for your exact engine and gearbox.
Fuel: Petrol. Timing drive: chain.
In our database this engine is fitted to 6 model generations, among them: BMW 5 Series (E60), BMW 3 Series (E46), BMW 5 Series (E39), BMW X3 (E83), BMW Z4 (E85), BMW X5 (E53).
The most expensive known risk is cooling system (plastic parts): it usually appears at 100,000–200,000 km and costs €400–900 to fix.
Key facts
| Fuel | Petrol |
|---|---|
| Displacement | 1,991 / 2,171 / 2,494 / 2,793 / 2,979 cm³ |
| Power | 110–170 kW |
| Years | 1998–2006 |
| Timing drive | Chain |
| Oil | 5W-30 / 10W-40 · BMW LL-01 / LL-98 · ~6.5 L · every 15,000 km |
| Engine codes | M54B22, M54B25, M54B30, M52TUB20, M52TUB25, M52TUB28 |
Known engine faults
Faults that belong to the engine itself. They apply to every model with this engine, and each model has its own extra faults on its model page.
Crankcase vent valve (CCV)
usually 100,000–200,000 km · Medium risk
Signs: Oil consumption, whistle, lean codes
Fix: Replace CCV and hoses
€150–400
VANOS seals
usually 120,000–220,000 km · Wear part
Signs: Rough idle, weak low-end torque
Fix: Replace seals
€150–450
Oil filter housing gasket
usually 100,000–200,000 km · Wear part
Signs: Oil leak
Fix: Replace gasket
€80–250
Engine-related service
Intervals and typical prices, using the BMW 5 Series (E60) as an example. The app gives the exact plan for your car.
| Item | Interval | Typical price |
|---|---|---|
| Engine oil + oil filterEngine | every 15,000 km or every 12 months | €70–150 |
| Air filterEngine | every 30,000 km or every 24 months | €15–45 |
| Spark plugsIgnition | every 60,000 km or every 48 months | €50–160 |
| Auxiliary (serpentine) beltEngine | every 120,000 km | €70–180 |
| Coolant replacementCooling | every 150,000 km or every 96 months | €70–150 |
| Timing chain inspection (listen on cold start)Engine | every 150,000 km | €0–120 |
Models with this engine
Model generations this engine is fitted to.
BMW 3 Series (E46) 1998–2006BMW 5 Series (E39) 1995–2004BMW 5 Series (E60) 2003–2010BMW X3 (E83) 2003–2010BMW X5 (E53) 1999–2006BMW Z4 (E85) 2002–2008
Common questions
Does the 2.0–3.0 petrol 6-cyl (BMW M52TU / M54) engine have a timing chain or a timing belt?
Chain.
What oil does the 2.0–3.0 petrol 6-cyl (BMW M52TU / M54) engine take?
5W-30 / 10W-40 · BMW LL-01 / LL-98 · ~6.5 L · every 15,000 km.
What are the known problems with the 2.0–3.0 petrol 6-cyl (BMW M52TU / M54) engine?
The faults with the highest risk: cooling system (plastic parts) (100,000–200,000 km, €400–900); crankcase vent valve (CCV) (100,000–200,000 km, €150–400).
Which cars have the 2.0–3.0 petrol 6-cyl (BMW M52TU / M54) engine?
BMW 5 Series (E60), BMW 3 Series (E46), BMW 5 Series (E39), BMW X3 (E83), BMW Z4 (E85), BMW X5 (E53).
Sources and notes
Faults, intervals and prices are indicative and collected from public sources and owner experience; always rely on the service book and a qualified workshop. Test statistics: DVSA – Anonymised MOT tests and results, Open Government Licence v3.0. Dutch tests: RDW Open Data (CC0). Owner complaints: NHTSA ODI (public domain). Recalls: DVSA Vehicle Safety Branch Recalls Database, OGL v3.0. Brand and model names are trademarks of their owners and are used only to describe the vehicles.
Updated 08/10/2026