Oxygen Sensor Before Catalytic Converter, Nernst Cable

The DME reports an electrical fault on the Nernst signal wire of the upstream oxygen sensor. Wiring and connector are tested before the sensor is replaced.

Common causes on MINI

  • Oxygen sensor wiring or connector fault
  • Failed upstream oxygen sensor

Documented repairs

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Need this repair?

Text Thomas — 813-748-2100

minicooperservicecenter@gmail.com

Initial diagnostic: $150 for one primary concern. Additional concerns or complex diagnostic work may require additional time and charges. Standard labor rate: $150 per hour.

Florida MV Registration #MV114761