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P1451 Diagnostic Trouble Code Discussion for December 2011

Barometric Pressure Sensor Signal Range/Performance

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Trouble Ticket Help Requests for DTC P1451
Help Request Posted
2001 Volkswagen Cabrio GLX 2.0L MIL Lamp on VIN: 3VWDC21V81
P1451: Secondary air system circuit short to ground. New customer came with check engine light no running complaints, pulled out 9 codes for circuits shorted to ground, no shorts found, found tsb for fuel pump relay causing this problem, installed new relay, cleared codes, test drove and rescanned, found p1255 t...
December 05, 2011