DTC P0134 HO2S Circuit Insufficient Activity Sensor 1

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    Circuit Description

    The PCM supplies a bias voltage of about 450 mV between the HO2S signal and low circuits. When measured with a 10 megohm digital voltmeter, this may display as low as 320 mV. The oxygen sensor varies the voltage within a range of about...

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    Document Tags

    Document Title: DTC P0134 HO2S Circuit Insufficient Activity Sensor 1

    circuit

    voltage

    signal

    oxygen

    sensor

    condition

    open

    system

    engine

    hos

    action

    malfunction

    consecutive

    diagnostic

    test

    failed

    records

    data

    using

    scan

    tool

    check

    poor

    connection

    damaged

    harness

    terminal

    heater

    ignition

    disconnect

    light

    ground

    repair

    procedures

    electrical

    diagnosis

    replace

    replacement

    monitor

    vehicle

    powertrain

    value

    operate

    indicate

    specified

    switch

    connector

    necessary

    problem

    found

    refer

    hos signal

    signal voltage

    test light

    repair open

    hos voltage

    tool indicate

    ignition switch

    tool monitor

    signal circuit

    hos harness

    diagnosis problem

    poor hos

    found replace

    replace terminal

    hos signal voltage

    heated oxygen sensor

    oxygen sensor replacement

    powertrain control module

    control module replacement

    module replacement programming

    powertrain board diagnostic

    scan tool indicate

    review record scan

    record scan tool

    scan tool records

    tool records data

    operate vehicle records

    vehicle records conditions

    scan tool monitor

    tool monitor specific

    test runs scan

    runs scan tool

    hos signal circuit

    harness connector hos

    connector hos harness

    circuit measures over

    repair open poor

    open poor connection

    necessary repair procedures

    diagnosis problem found

    check poor hos

    poor hos signal

    problem found replace

    found replace terminal

    replace terminal refer