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Home >> Jaguar >> 1997 >> XK8 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System >> Diagnosis & Testing >> Pinpoint Test D: P0140 >> D8: Check For O2 Sensor Continuity
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D8: Check For O2 Sensor Continuity

  1. With EM012 and EM022 disconnected, measure the resistance between EM012/017 and EM022/002
    Fig 1: Measuring Resistance Between EM012/017 And EM022/002
    G04355485Courtesy of JAGUAR CARS, INC.
    • Is the resistance < 0.5OHM 

    Yes  : GO to D9 

    No  : Inspect connectors EM012, and EM022 for corrosion, damaged / pushed back pins or repair the harness; reconnect plug(s)

    GO to D11