p0135

  1. cuprascott

    16519 - oxygen (lambda) sensor B1 S1:heating circuit malfunction P0135- 35-00 - -

    Getting the above error in my A4 1.8T Sport. Does it mean the lamda is goosed? Im also getting no boost from the turbo but nothing other to suggest a problem. i did have N75 errors so replaced the valve and wiring to the valve which seemed to fix the n75 error but still no boost. Ive changed...
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