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4-tec o2 sensors

  1. F

    2019 SCARAB 195G, Single - 4-TEC 200 w/Catalyst, O2 Sensor Replacement Process

    Engine service light appeared (no visible codes on dashboard). I took the boat to my local dealer for a diagnostic. The downstream O2 Sensor is the issue. Recommendation is to "rebuild the entire Catalyst system for $3,300 ish, or do a temporary fix of replacing the two O2 sensors for $1200...
    • fostebrian
    • Thread
    • 4-tec o2 sensors o2 sensor o2 sensor replacement o2 sensor with seals rotax 200 scarab 195g o2 sensors
    • Replies: 8
    • Forum: Rotax Engine Topics
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