N47 diesel timing chain wear on older cars
- Typically appears
- 100,000+ miles
- What to inspect
- Rattle at the bulkhead from cold

A 2012 BMW X1 is now 14 years old, so an average example has covered around 189,000 miles. This is the first model year of the generation · early-build cars carry the highest share of teething faults and the most recall activity, so check the service history for completed recall work. Check the state safety inspection and service history alongside the documented faults below, which are sorted by whether a 2012 car has usually reached the mileage where they appear.
Compiled & reviewed by the VehicleFaults Research Team
The 2012 BMW X1 is 14 years old, so an average example has covered roughly 189,000 miles. At that mileage 3 of the documented faults are already due, so check those first.
Documented onset mileage is at or below the ~189k miles an average 2012 car has covered.
N47 diesel timing chain wear on older cars
Water pump and thermostat failure
Automatic gearbox harshness with old fluid
Age, electronics and build-related issues that are not mileage-driven.
iDrive, sensors and tailgate motor faults
Generate a tickable pre-purchase checklist for this exact year, mileage and variant · add photos and notes as you inspect.
Check this exact carLater F48 petrol sDrive18i with M Sport trim.
On pre-2015 cars, chain wear is a real cost. Check history closely.
Full BMW history and a good spec list.