Meter / Gauge System Terminals Of Ecu

  1. COMBINATION METER ASSEMBLY

Meter / Gauge System -- Terminals Of Ecu



COMBINATION METER ASSEMBLY

Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Meter Gauge Display.Meter / Gauge System.Meter / Gauge System  Terminals Of Ecu

  1. Measure the voltage and resistance according to the value(s) in the table below.

    Terminal No. (Symbol)
    Wiring Color
    Terminal Description
    Condition
    Specified Condition
    G6-5 (ET) - Body ground*1
    G - Body ground
    Ground
    Always
    Below 1 Ω
    G6-6 (SW1) - Body ground
    B - Body ground
    Power source for light control rheostat
    Ignition switch ON
    4.6 to 5.4 V
    G6-7 (SW2) - Body ground
    GR - Body ground
    Light control rheostat signal
    Light control rheostat fully turned right
    Below 1 Ω
    Light control rheostat fully turned left
    8 to 12 kΩ
    G6-8 (L) - Body ground*1
    W - Body ground
    Fuel sender gauge signal
    Fuel F (full tank) → E (empty)
    Below 1 V → 4.5 to 9 V
    G6-9 (L) - Body ground
    B - Body ground
    Fuel sender gauge signal
    Fuel F (full tank) → E (empty)
    Below 1 V → 4.5 to 9 V
    G6-10 (TC) - Body ground*2
    W - Body ground
    TAIL cancel switch signal
    TAIL cancel switch on
    Below 1 Ω
    TAIL cancel switch off
    1 MΩ or higher
    G6-11 (RSET) - Body ground
    P - Body ground
    ODO/TRIP switch signal
    Ignition switch ON, ODO/TRIP switch on (Pushed)
    Below 1 Ω
    Ignition switch ON, ODO/TRIP switch off (Not pushed)
    1 MΩ or higher
    G6-13 (BLP) - Body ground*3
    R - Body ground
    Back-up light switch signal
    Ignition switch ON, back-up light switch on
    11 to 14 V
    G6-14 (ST) - Body ground*3
    W - Body ground
    Starter signal
    Clutch start switch on, Cranking
    5.5 V or higher
    G6-15 (TCO) - Body ground*4
    V - Body ground
    DLC3 (TC)
    Ignition switch ON
    11 to 14 V
    G6-19 (B) - Body ground
    Y - Body ground
    Turn signal LH
    Ignition switch ON, turn LH indicator light blinks
    Below 1 V ←→ 11 to 14 V
    Ignition switch ON, turn signal switch neutral position
    Below 1 V
    G6-20 (B) - Body ground
    G - Body ground
    Turn signal RH
    Ignition switch ON, turn RH indicator light blinks
    Below 1 V ←→ 11 to 14 V
    Ignition switch ON, turn signal switch neutral position
    Below 1 V
    G6-21 (E2) - Body ground
    BR - Body ground
    Signal ground
    Always
    Below 1 V
    G6-22 (SW3) - Body ground
    LG - Body ground
    Light control rheostat ground
    Always
    Below 1 V
    G6-23 (FE) - Body ground*1
    B - Body ground
    Fuel sender gauge ground
    Always
    Below 1 Ω
    G6-24 (E) - Body ground
    W - Body ground
    Fuel sender gauge ground
    Always
    Below 1 Ω
    G6-26 (B) - Body ground
    L - Body ground
    Battery
    Always
    11 to 14 V
    G6-28 (IG+) - Body ground
    R - Body ground
    Ignition switch signal
    Ignition switch ON
    11 to 14 V
    Ignition switch off
    Below 1 V
    G6-30 (CHG-) - Body ground*4, *12, *19
    P - Body ground
    Charge warning light signal
    Ignition switch ON, charge warning light on
    Below 1 V
    Ignition switch ON, charge warning light off
    11 to 14 V
    G6-31 (SW) - Body ground*4, *18
    P - Body ground
    Fluid level warning switch signal
    Ignition switch ON, fluid level warning switch on
    Below 1 V
    Ignition switch ON, fluid level warning switch off
    11 to 14 V
    G6-32 (+S) - Body ground
    R - Body ground
    Speed signal for other systems (Output)
    Ignition switch ON, front wheel turns slowly
    Pulse generation
    (See waveform 1)
    G6-33 (SI) - Body ground
    V - Body ground
    Speed signal for other systems (Input)
    Ignition switch ON, front wheel turns slowly
    Pulse generation
    (See waveform 1)
    G6-34 (S) - Body ground*4
    P - Body ground
    Engine speed signal
    Idling with warm engine
    Pulse generation
    (See waveform 2)
    G6-35 (TEMP) - Body ground*4
    L - Body ground
    Engine coolant temperature signal
    Idling with warm engine
    Pulse generation
    (See waveform 3)
    G6-37 (LIN) - Body ground*21
    GR - Body ground
    LIN communication signal
    Ignition switch ON
    Pulse generation
    G6-39 (CANL) - Body ground
    W - Body ground
    CAN communication signal
    Ignition switch off
    200 Ω or higher
    G6-40 (CANH) - Body ground
    LG - Body ground*6, *7, *8, *15
    CAN communication signal
    Ignition switch off
    200 Ω or higher
    V - Body ground*9, *10
    G7-1 (ED) - Body ground*11
    W-B - Body ground
    Vehicle type
    for 3 door
    Below 1 V
    for 5 door
    4.6 to 5.4 V
    G7-3 (S) - Body ground*17
    R - Body ground
    Fuel sedimenter warning switch signal
    Ignition switch ON, fuel sedimenter warning switch on
    Below 1 V
    Ignition switch ON, fuel sedimenter warning switch off
    11 to 14 V
    G7-4 (FFTR) - Body ground*12, *16
    V - Body ground
    Fuel filter warning switch signal
    Ignition switch ON, fuel filter warning switch on
    Below 1 V
    Ignition switch ON, fuel filter warning switch off
    11 to 14 V
    G7-5 (OIL) - Body ground*12, *13, *16
    G - Body ground
    Oil level sensor signal
    Ignition switch ON, oil level warning light comes on
    Below 1 V
    Ignition switch ON, oil level warning light off
    11 to 14 V
    G7-7 (CHK) - Body ground*20
    V - Body ground
    MIL (Malfunction Indicator Lamp) signal
    Ignition switch ON, MIL (Malfunction Indicator Lamp) comes on
    Below 1 V
    Ignition switch ON, MIL (Malfunction Indicator Lamp) off
    11 to 14 V
    G7-8 (GLW-) - Body ground*4
    R - Body ground
    GLOW indicator light signal
    Ignition switch ON, GLOW indicator light comes on
    Below 1 V
    Ignition switch ON, GLOW indicator light off
    11 to 14 V
    G7-15 (P/SB) - Body ground
    L - Body ground
    Passenger side seat belt buckle switch
    Ignition switch ON, sit on the front passenger seat, and front passenger side seat belt unfastened
    11 to 14 V
    Ignition switch ON, sit on the front passenger seat, and front passenger side seat belt fastened
    Below 1 V
    G7-16 (TIRE) - Body ground*14
    Y - Body ground
    Tire pressure warning light signal
    Ignition switch ON, tire pressure warning light off
    3.2 V or higher
    Ignition switch ON, tire pressure warning light on
    0.9 to 3.2 V
    G7-17 (EC) - Body ground*14
    BR - Body ground
    Tire pressure warning light ground
    Always
    Below 1 Ω
    G7-20 (WLVL) - Body ground*5
    W - Body ground
    Washer level warning signal
    Ignition switch ON, level warning switch on
    Below 1 V
    Ignition switch ON, level warning switch off
    11 to 14 V
    G7-23 (VCM) - Body ground*4
    G - Body ground
    Vacuum warning switch signal
    Ignition switch ON, vacuum warning switch on
    Below 1 V
    Ignition switch ON, vacuum warning switch off
    11 to 14 V
    G7-24 (S) - Body ground
    V - Body ground
    Oil pressure switch signal
    Ignition switch ON, oil pressure warning light on
    Below 1 V
    Ignition switch ON, oil pressure warning light off
    11 to 14 V
    1. *1: for Double Tank Type
    2. *2: w/ TAIL Cancel Switch
    3. *3: for Manual Transmission
    4. *4: for 5L-E
    5. *5: w/ Washer Fluid Level Warning System
    6. *6: for RHD
    7. *7: for LHD, 1GR-FE
    8. *8: for LHD, 1KD-FTV
    9. *9: for LHD, 2TR-FE
    10. *10: for LHD, 5L-E
    11. *11: for 3 Door
    12. *12: for 1KD-FTV
    13. *13: for 1GR-FE, Europe
    14. *14: w/ Tire Pressure Monitor System
    15. *15: for LHD, 1GD-FTV
    16. *16: for 1GD-FTV
    17. *17: for Diesel Engine
    18. *18: for 2TR-FE
    19. *19: for 1GR-FE
    20. *20: except 2TR-FE
    21. *21: w/ Multi-function Switch


  2. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Meter Gauge Display.Meter / Gauge System.Meter / Gauge System  Terminals Of Ecu
  3. Using an oscilloscope, check waveform 1.

    Waveform (Reference)
    Item
    Condition
    Tester Connection
    1. G6-32 (+S) - Body ground
    2. G6-33 (SI) - Body ground
    Tool Setting
    5 V/DIV., 20 ms./DIV.
    Vehicle Condition
    Driving at approximately 20 km/h (12 mph)
    HINT:
    When the system is functioning normally, one wheel revolution generates 4 pulses. As the vehicle speed increases, the width indicated by (A) in the illustration narrows.


  4. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Meter Gauge Display.Meter / Gauge System.Meter / Gauge System  Terminals Of Ecu
  5. Using an oscilloscope, check waveform 2.

    Waveform (Reference)
    Item
    Condition
    Tester Connection
    G6-34 (S) - Body ground
    Tool Setting
    5 V/DIV., 20 ms./DIV.
    Vehicle Condition
    Idling with warm engine


  6. Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Meter Gauge Display.Meter / Gauge System.Meter / Gauge System  Terminals Of Ecu
  7. Using an oscilloscope, check waveform 3.

    Waveform (Reference)
    Item
    Condition
    Tester Connection
    G6-35 (TEMP) - Body ground
    Tool Setting
    5 V/DIV., 0.1 sec./DIV.
    Vehicle Condition
    Idling with warm engine