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2005.5 jetta tdi

  1. Mk5 VW Jetta, Sportwagen, and Audi A3 TDI forum
    I get home after school and then My 2005.5 Jetta tdi with 105,000 miles starts jerking and spewing out lots of black smoke. I get no boost, horrendous mpg!, little power, then starts and stalls. The check engine light came on and I ran my Ross tech cable and The code was po131 which was the...
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