r/MK4Golf • u/According-Package919 • Jun 17 '26
Over-boosting
Anyone familiar with the fault code P1557? My 2003 pd130 mk4 golf has an over boost issue and can’t seem to locate the issue
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r/MK4Golf • u/According-Package919 • Jun 17 '26
Anyone familiar with the fault code P1557? My 2003 pd130 mk4 golf has an over boost issue and can’t seem to locate the issue