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Home >> Toyota >> 2012 >> Yaris Base, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System (Sedan) (Diagnostics - Introduction) >> METER / GAUGE SYSTEM (for Sedan) >> System Description >> System Description

System Description

  1. METER GAUGE AND WARNING INDICATOR 
    METER/GAUGE

    Item Signal Description
    Speedometer Indicates vehicle speed based on signals received from speedometer sensor (Direct line).
    Tachometer Indicates engine speed based on signals from ECM (CAN).
    Fuel Gauge Indicates fuel level in accordance with signals received from fuel sender gauge (Direct line).
    ODO / TRIP meter Calculates accumulated total vehicle travel distance and vehicle travel distance since trip meter knob pressed.
    WARNING/INDICATOR

    Item Signal Description
    TURN Receives turn signal from turn signal flasher relay (Direct line).
    BEAM Receives beam signal from headlight dimmer switch (Direct line).
    HEAD*1 Receives headlight signal from running light relay (Direct line).
    TAIL*2 Receives taillight signal from headlight dimmer switch assembly (Direct line).
    FRONT FOG*3 Receives front fog light signal from fog light relay (Direct line).
    BRAKE
    • Receives parking brake switch signal from main body ECU (CAN).
    • Receives brake fluid level warning signal from brake fluid level switch (Direct line).
    w/ ABS:Receives malfunction signal from brake actuator assembly (CAN).
    ABS*4 Receives malfunction signal from brake actuator assembly (CAN).
    MIL Receives malfunction check engine warning signal from ECM (Direct line).
    OIL PRESSURE Receives engine oil pressure warning signal from engine oil pressure switch (Direct line).
    D BELT Receives driver seat belt warning signal (unfastened) from main body ECU (CAN).
    AIR BAG Receives malfunction signal from center airbag sensor assembly (CAN).
    Engine coolant temperature warning Receives engine coolant temperature warning signal from ECM (CAN).
    Engine coolant temperature indicator (COOL) Receives engine coolant temperature indicator signal from ECM (CAN).
    CHARGE Receives malfunction signal from generator (Direct line).
    DOOR Open door indicator illuminates when receiving signal from main body ECU (CAN).
    EPS Receives malfunction signal from power steering ECU (CAN).
    WASHER*5 Receives washer level warning signal from washer level warning switch (Direct line)
    MAINT REQD*1
    • Blinks when vehicle driven about 7242 km (4500 miles) after oil exchange.
    • Illuminates when vehicle driven about 8000 km (5000 miles) after oil exchange.
    CRUISE*6 Receives power source status signal from ECM (CAN).
    SET*6 Receives cruise control operation signal from ECM (CAN).
    TIRE PRESSURE*7 Receives malfunction signal from tire pressure warning ECU (Direct line).
    SLIP*8 Receives malfunction signal from brake actuator assembly (CAN).
    SLIP OFF*8 Receives VSC control off signal from brake actuator assembly (CAN).
    TRAC OFF*8 Receives TRAC control off signal from brake actuator assembly (CAN).
    • *1: for U.S.A.
    • *2: for Canada
    • *3: w/ Front Fog Light
    • *4: w/ ABS
    • *5: w/ Washer Level Warning
    • *6: w/ Cruise Control
    • *7: w/ Tire Pressure Warning System
    • *8: w/ VSC
    BUZZER

    Item Signal Description
    Light Reminder Buzzer ON: When ignition switch is off, light control switch is in TAIL or HEAD position, and driver side door is open.
    Key Reminder Buzzer ON when ignition switch off, key inserted and driver door open.
    Seat Belt Warning Buzzer ON: When ignition switch is ON, driver or passenger seat belt is unfastened, and vehicle speed is 20 km/h (12.4 mph) or more.
    PKB Warning Buzzer ON: When ignition switch is ON, parking brake is operating, and vehicle speed is 5 km/h (3.1 mph) or more.
    SLIP Warning*1 Buzzer ON: Receives signal from brake actuator assembly.
    • *1: w/ VSC
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