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P0471 Diagnostic Trouble Code Discussion for September 2013

Exhaust Backpressure Circuit Range/Performance

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Trouble Ticket Help Requests for DTC P0471
Help Request Posted
2010 Volkswagen Jetta TDI 2.0L MIL Lamp on VIN: 3VWAL7AJ2A
P0471: exhaust pressure sensor circuit a. dear fellow techs I have this vw diesel 2.0 cjaa engine with exhaust pressure sensor code PO472/01138 I am trying to identifie sensor . I believe it is what vw call a control line differitial pressure sensor above the cat near top of motor .Just trying to loca...
September 13, 2013