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Maintenance
· 4 min read
BMW oxygen sensor problems: symptoms, causes and replacement
A faulty BMW oxygen sensor can trigger the engine light and increase fuel consumption. What lambda sensors do, the symptoms of failure, the causes and how sensors are tested and replaced.
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· 6 min read
BMW "Drivetrain malfunction" warning: what it means and what to do
The BMW drivetrain malfunction message is one of the most searched warnings. What it really means, the most common causes, what to do when it appears and how a specialist finds the fault.
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