Climate Control Seat System Terminals Of Ecu

Vehicle Interior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Seat. Land Cruiser. Urj200, 202 Grj200 Vdj200
  1. CHECK SEAT CLIMATE CONTROL ECU LH

  1. CHECK SEAT CLIMATE CONTROL ECU RH

Climate Control Seat System -- Terminals Of Ecu



CHECK SEAT CLIMATE CONTROL ECU LH

Land Cruiser. Urj200, 202 Grj200 Vdj200.Seat.Front Power Seat Control System (W/ Seat Position Memory System).Climate Control Seat System  Terminals Of Ecu

  1. Disconnect the c35 seat climate control ECU LH connector.

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

    Terminal No. (Symbol)
    Wiring Color
    Terminal Description
    Condition
    Specified Condition
    c35-12 (B) - Body ground
    G - Body ground
    Battery power supply
    Always
    11 to 14 V
    c35-13 (IG) - Body ground
    G - Body ground
    Ignition power supply
    Engine switch on (IG)
    11 to 14 V
    c35-15 (V5) - c35-6 (VS)
    B - G
    Front seat heater switch (LH side) signal
    Front seat heater switch (LH side) (blower on HI)
    Below 100 Ω
    c35-15 (V5) - c35-17 (VG)
    B - BR
    Front seat heater switch (LH side) signal
    Always
    4 to 6 kΩ
    c35-3 (GND) -Body ground
    W-B - Body ground
    Ground
    Always
    Below 1 Ω
  3. Reconnect the c35 seat climate control ECU LH connector.

  4. Measure the voltage according to the value(s) in the table below.

    Terminal No. (Symbol)
    Wiring Color
    Terminal Description
    Condition
    Specified Condition
    c35-15 (V5) - Body ground
    B - Body ground
    Front seat heater switch (LH side) power supply
    Engine switch on (IG)
    4.7 to 5.2 V
    c35-26 (IND) - Body ground
    L - Body ground
    Seat heater switch indicator light (LH side) illumination signal
    Engine switch on (IG), front LH blower fan operating (seat heater switch indicator light [LH side] illuminated)
    Below 1 V
    Engine switch on (IG), front LH blower fan not operating (seat heater switch indicator light [LH side] not illuminated)
    11 to 14 V
    c35-24 (BCS) - c35-1 (BFC-)
    L - B
    Front climate control blower LH drive signal
    Engine switch on (IG), front seat heater switch (LH side) off
    Below 1 V
    Engine switch on (IG), front seat heater switch (LH side) on (blower on HI)
    12.6 to 13.4 V

CHECK SEAT CLIMATE CONTROL ECU RH

Land Cruiser. Urj200, 202 Grj200 Vdj200.Seat.Front Power Seat Control System (W/ Seat Position Memory System).Climate Control Seat System  Terminals Of Ecu

  1. Disconnect the c32 seat climate control ECU RH connector.

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

    Terminal No. (Symbol)
    Wiring Color
    Terminal Description
    Condition
    Specified Condition
    c32-12 (B) - Body ground
    G - Body ground
    Battery power supply
    Always
    11 to 14 V
    c32-13 (IG) - Body ground
    G - Body ground
    Ignition power supply
    Engine switch on (IG)
    11 to 14 V
    c32-15 (V5) - c32-6 (VS)
    B - W
    Front seat heater switch (RH side) signal
    Front seat heater switch (RH side) (blower on HI)
    Below 100 Ω
    c32-15 (V5) - c32-17 (VG)
    B - BR
    Front seat heater switch (RH side) signal
    Always
    4 to 6 kΩ
    c32-3 (GND) -Body ground
    W-B - Body ground
    Ground
    Always
    Below 1 Ω
  3. Reconnect the c32 seat climate control ECU RH connector.

  4. Measure the voltage according to the value(s) in the table below.

    Terminal No. (Symbol)
    Wiring Color
    Terminal Description
    Condition
    Specified Condition
    c32-15 (V5) - Body ground
    B - Body ground
    Front seat heater switch (RH side) power supply
    Engine switch on (IG)
    4.7 to 5.2 V
    c32-26 (IND) - Body ground
    R - Body ground
    Seat heater switch indicator light (RH side) illumination signal
    Engine switch on (IG), front RH blower fan operating (seat heater switch indicator light [RH side] illuminated)
    Below 1 V
    Engine switch on (IG), front RH blower fan not operating (seat heater switch indicator light [RH side] not illuminated)
    11 to 14 V
    c32-24 (BCS) - c32-1 (BFC-)
    L - B
    Front climate control blower RH drive signal
    Engine switch on (IG), front seat heater switch (RH side) off
    Below 1 V
    Engine switch on (IG), front seat heater switch (RH side) on (blower on HI)
    12.6 to 13.4 V