Audi A3 8P 1.9 TDI Cam Follower Wear
The high pressure fuel pump cam follower on 1.9 TDI A3 8P wears if oil changes are extended. Inspect every 20,000 miles. Collapsed follower causes HPFP failure. Replacement: £50-120.
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No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this Audi A3 2003 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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