Ive got P054B engine code, where is my problem

Question

I've changed the vanos solenoids and the code is still popping up. What do I do to fix this?

Answer 1

Hi there

This is an issue with the variable exhaust valve timing. It's possible something as simple as low oil is causing the issue. It'a also possible there is an issue with the mechanical timing or the oil control valve

P054B BMW - Cold Start Exhaust 'B' Camshaft Position Timing Over-Retarded Bank 1

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