The BMW N46 is a naturally aspirated inline-four piston engines which replaced the BMW N42 and was produced from 2004 to 2015. [1] The N46 serves as the basis for the smaller BMW …

Dec 3, 2023 · Here are the most common BMW N46 engine problems: Timing chain and tensioner failures; Various and serious oil leaks; Cam and crankshaft sensor failure; VANOS …

Jan 12, 2025 · Explore common BMW N46 engine problems, their symptoms, and solutions to ensure your vehicle's reliability and performance.

Apr 12, 2015 · BMW N46 engine modifications and differences. 1. N46B20O0 (2004 – 2007) is base modification of engine with 143 HP at 6,000 rpm and 200 Nm at 3,750 rpm. 2. …

Jan 12, 2025 · Explore common BMW N46B20 engine problems, their symptoms, and potential consequences for informed vehicle maintenance.

The BMW N46 is a four-cylinder gasoline engine introduced in 2003, succeeding the N42 model. The engine first debuted in the 3 Series E46 and was later used in the 1 Series E87 and 3 …

The BMW N46 is a straight-4 DOHC piston engine which replaced the N42 and was produced from 2004 to 2015. Compared with its N42 predecessor, the N46 features a revised …

Mar 25, 2025 · Discover common problems with the BMW N46 engine and effective solutions to maintain performance and reliability.

Dec 29, 2024 · BMW N46NB20 (2007 – 2012) – analog of the 150 hp version, with a different cylinder-head cover, modified exhaust system, new engine management system Bosch …

BMW N46 gasoline engines were produced from 2004 to 2015 and were installed on almost all compact and medium-sized models of the group of that time. The 2.0-liter N46B20 engine was …