P0021

The P0021 code indicates a problem with the Variable Valve Timing (VVT) system in a BMW 3 Series E90/E91 (2005-2012), specifically related to the camshaft timing performance.

The P0021 code indicates a "Camshaft Position 'B' Timing Over-Advanced or System Performance Problem" in a BMW 3 Series F30/F31 (2012-2019). This typically points to an issue with the Variable Valve Timing (VVT) system.

The P0021 code indicates a camshaft position timing issue in a BMW 3 Series F30/F31 (2012-2019), specifically relating to the exhaust camshaft timing being delayed compared to the desired position.

The P0021 code in a BMW 3 Series F30/F31 (2012-2019) indicates an issue with the camshaft timing, specifically that the intake camshaft is stuck in the advanced position. This can lead to performance issues and increased emissions.

The P0021 code in a BMW 3 Series G20/G21 (2019-2024) indicates a problem with the camshaft timing, specifically the timing over-advanced on bank 2. This can lead to poor engine performance and increased emissions.

The P0021 code indicates that there is an issue with the VVT (Variable Valve Timing) system, specifically relating to the "A" camshaft timing being over-advanced on your BMW 3 Series G20/G21 (2019-2024).

The P0021 code indicates a problem with the Variable Valve Timing (VVT) system, specifically related to the exhaust camshaft timing in a BMW 3 Series G20/G21 (2019-2024).

The P0021 code in a BMW 3 Series G20/G21 (2019-2024) indicates an issue with the Variable Valve Timing (VVT) system, specifically related to the intake camshaft timing being over-advanced.