BMW X3 F25 N47 Timing Chain Failure — xDrive20d
The N47 diesel in F25 X3 xDrive20d has the same rear timing chain issue as E90/F10 cars. Cold start rattle indicates chain stretch. Repair is more expensive than on saloon applications due to X3 drivetrain complexity. Cost: £2,000-3,500.
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No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this BMW X3 2010 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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