DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

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    Circuit Description

    The engine coolant temperature (ECT) sensor is a thermistor mounted in the engine coolant stream. The PCM applies a voltage (about 5.0 volts) through a pull up resistor to the ECT signal circuit. When the engine coolant is cold, the sens...

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    Document Title: DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

    circuit

    description

    engine

    coolant

    temperature

    sensor

    thermistor

    voltage

    volts

    signal

    resistance

    measure

    conditions

    present

    action

    consecutive

    diagnostic

    test

    failed

    records

    data

    using

    scan

    tool

    aids

    check

    harness

    observe

    display

    indicate

    fault

    vehicle

    replace

    powertrain

    replacement

    value

    system

    ignition

    switch

    cool

    temp

    signal circuit

    signal voltage

    sensor signal

    diagnostic aids

    records conditions

    mounted engine coolant

    engine coolant stream

    about volts resistor

    signal circuit engine

    circuit engine coolant

    engine coolant cold

    coolant cold sensor

    high signal voltage

    signal voltage engine

    voltage engine coolant

    engine coolant warms

    coolant warms sensor

    signal voltage measured

    drops warmed engine

    should measure volts

    temperature sensor signal

    sensor signal circuit

    powertrain control module

    control module replacement

    module replacement programming

    powertrain board diagnostic

    cool temp display

    review record scan

    record scan tool

    scan tool records

    tool records data

    operate vehicle records

    vehicle records conditions

    scan tool monitor

    tool monitor specific

    scan tool indicate