What engine does the E46 330d have?
The powerful inline six-cylinder diesel engine (M57) initially generated up to 184 hp and delivered a torque of 390 Nm. Following a revision in 2003, the power was increased to 204 hp and torque of 410 Nm but consumption remained virtually the same at around 6. BMW timing chains have snapped on a range of models across the 1, 3 & 5 Series, most commonly affecting the N47 diesel. We also rebuild M57 & N57 diesel engines, BMW petrol engines & also BMW Minis. From 2015 to the present, the B47 diesel engine also suffers with an inherent ‘bottom-end’ failure.The least powerful of the M57 engines was the 2. L version installed in the 2000 – 2003 BMW 525d. The most powerful 3. L developed 282 hp and was installed in the 535d, 635d, X5 3. X6 xDrive35d, X3 3.The m57 engine is highly reliable when regularly maintained. Many reach 300,000 miles without major issues. What are the common bmw m57 engine problems? Turbo wear, egr valve blockages, injector failures, and timing chain issues are most common in high-mileage m57 engines.
Is the E46 330d reliable?
BMW 3 Series 330D 2002 – 2006 A good condition E46 330D can be bought for as little as £4,000, so it’s by far the most reliable BMW you can buy for under £5,000. Other than corrosion, the E46 generation enjoys a good reputation for reliability including electrical systems, engines and gearboxes. The B57D30B is widely considered the most reliable BMW diesel engine today. It’s a 3. L inline-six with modern technology, a long-lasting timing chain design, and low failure rates. It’s built for high mileage and smooth power delivery, making it perfect for daily use, long trips, and even towing.For UK drivers looking for long-term reliability, the M57 engine often comes out on top. However, the N57 offers modern efficiency improvements if you prefer newer BMW models.This love-it-or-hate-it, oil-burning E36 BMW 3-series is an absolute monster that simply loves to drift. We’ve no doubt its thumping 545lb ft torque figure makes pushing the rear out joyously easy. It’s had an engine transplant, receiving the same ‘M57’ straight-six diesel engine that’s fitted to our 330d.Most BMWs are capable of lasting 200,000 to 250,000 miles with routine maintenance, and many push well past that with the right care. Models equipped with inline-six engines like the M54, N52, or B58—and diesel workhorses like the M57 or B57—frequently reach 300,000 miles or more.