TORQUE VECTORING DIFFERENTIAL SYSTEM TERMINALS OF ECU

A01Q8GRC06
*1 Torque Vectoring Differential ECU Assembly - -
Torque Vectoring Differential ECU Assembly

Terminal No.

(Symbol)

 Wiring Color Terminal Description Condition Specified Condition
U42-1 (PIG) - U42-3 (GND) B - W-B Power source (PIG) Engine switch on (IG) 11 to 14 V
U42-4 (PIG1) - U42-3 (GND) B - W-B Power source (PIG) Engine switch on (IG) 11 to 14 V
U43-1 (CA1H) - U42-3 (GND) L - W-B CAN communication signal Engine switch on (IG)

Pulse generation

(Waveform 1)
U43-3 (CA3H) - U42-3 (GND) G - W-B CAN communication signal Engine switch on (IG)

Pulse generation

(Waveform 2)
U43-5 (TVDS) - U42-3 (GND) V - W-B TVD mode control signal Engine switch on (IG), combination switch assembly (TVD Switch) operated 0 to 3.0 V
U43-7 (PIGR) - U42-3 (GND) W - W-B TVD relay drive signal Engine switch on (IG) 0 to 1.5 V
U43-9 (CA1L) - U42-3 (GND) W - W-B CAN communication signal Engine switch on (IG)

Pulse generation

(Waveform 1)
U43-11 (CA3L) - U42-3 (GND) SB - W-B CAN communication signal Engine switch on (IG)

Pulse generation

(Waveform 2)
U43-14 (IG1) - U42-3 (GND) P - W-B Power source (IG) Engine switch on (IG) 11 to 14 V
U43-16 (BATT) - U42-3 (GND) LG - W-B Power source Engine switch on (IG) 11 to 14 V
V1-1 (MUR) - U42-3 (GND) B - W-B TVD motor drive signal (RH side) Engine switch on (IG)

Pulse generation

(Waveform 3)
V1-2 (MVR) - U42-3 (GND) W - W-B TVD motor drive signal (RH side) Engine switch on (IG)

Pulse generation

(Waveform 3)
V1-3 (MWR) - U42-3 (GND) R - W-B TVD motor drive signal (RH side) Engine switch on (IG)

Pulse generation

(Waveform 3)
V2-1 (MUL) - U42-3 (GND) B - W-B TVD motor drive signal (LH side) Engine switch on (IG)

Pulse generation

(Waveform 4)
V2-2 (MVL) - U42-3 (GND) W - W-B TVD motor drive signal (LH side) Engine switch on (IG)

Pulse generation

(Waveform 4)
V2-3 (MWL) - U42-3 (GND) R - W-B TVD motor drive signal (LH side) Engine switch on (IG)

Pulse generation

(Waveform 4)
V3-1 (RSNR) - V3-2 (GSNR) L - R TVD motor resolver signal (RH side) Engine switch on (IG)

Pulse generation

(Waveform 5)
V3-4 (RRFR) - V3-14 (GRFR) W - Y TVD motor resolver signal (RH side) Engine switch on (IG)

Pulse generation

(Waveform 5)
V3-5 (OTRG) - V3-15 (OTR) P - V TVD motor temperature signal (RH side) Engine switch on (IG)

Pulse generation

(Waveform 6)
V3-6 (OTL) - V3-16 (OTLG) B-W - GR TVD motor temperature signal (LH side) Engine switch on (IG)

Pulse generation

(Waveform 6)
V3-7 (GRFL) - V3-17 (RRFL) Y - W TVD motor resolver signal (LH side) Engine switch on (IG)

Pulse generation

(Waveform 7)
V3-9 (GSNL) - V3-10 (RSNL) R - L TVD motor resolver signal (LH side) Engine switch on (IG)

Pulse generation

(Waveform 7)
V3-11 (RCSR) - V3-12 (GCSR) B - G TVD motor resolver signal (RH side) Engine switch on (IG)

Pulse generation

(Waveform 5)
V3-19 (GCSL) - V3-20 (RCSL) G - B TVD motor resolver signal (LH side) Engine switch on (IG)

Pulse generation

(Waveform 7)

  1. Oscilloscope waveforms

    Tech Tips

    Oscilloscope waveform samples are provided here for informational purposes. Noise and fluttering waveforms have been omitted.


    1. A01QD7LN04

      Waveform 1 (CAN communication signal)

      Item Content
      Terminal

      CH1: U43-1 (CA1H) ←→ U42-3 (GND)

      CH2: U43-9 (CA1L) ←→ U42-3 (GND)
      Equipment Setting 1 V/DIV., 50 μs./DIV.
      Condition Engine switch on (IG)

      Tech Tips

      The waveform will vary depending on the content of the digital communication (digital signal).

    2. A01QD7LN04

      Waveform 2 (CAN communication signal)

      Item Content
      Terminal

      CH1: U43-3 (CA3H) ←→ U42-3 (GND)

      CH2: U43-11 (CA3L) ←→ U42-3 (GND)
      Equipment Setting 1 V/DIV., 50 μs./DIV.
      Condition Engine switch on (IG)

      Tech Tips

      The waveform will vary depending on the content of the digital communication (digital signal).

    3. A01QAWVE01

      Waveform 3 (TVD motor drive signal (RH side))

      Item Content
      Terminal

      CH1: V1-1 (MUR) ←→ U42-3 (GND)

      CH2: V1-2 (MVR) ←→ U42-3 (GND)

      CH3: V1-3 (MWR) ←→ U42-3 (GND)
      Equipment Setting CH1, 2, 3: 10 V/DIV., 50 μs./DIV.
      Condition Engine switch on (IG)

      Tech Tips


      • The waveform will vary depending on the content of the digital communication (digital signal).


      • The value (A) changes in accordance with the battery voltage.


      • The value (B) changes in accordance with the vehicle condition.


      • C: 100 μs

    4. A01QAWVE01

      Waveform 4 (TVD motor drive signal (LH side))

      Item Content
      Terminal

      CH1: V2-1 (MUL) ←→ U42-3 (GND)

      CH2: V2-2 (MVL) ←→ U42-3 (GND)

      CH3: V2-3 (MWL) ←→ U42-3 (GND)
      Equipment Setting CH1, 2, 3: 10 V/DIV., 50 μs./DIV.
      Condition Engine switch on (IG)

      Tech Tips


      • The waveform will vary depending on the content of the digital communication (digital signal).


      • The value (A) changes in accordance with the battery voltage.


      • The value (B) changes in accordance with the vehicle condition.


      • C: 100 μs

    5. A01QDAEE01

      Waveform 5 (TVD motor resolver signal (RH side))

      Item Content
      Terminal

      CH1: V3-4 (RRFR) ←→ V3-14 (GRFR)

      CH2: V3-1 (RSNR) ←→ V3-2 (GSNR)

      CH3: V3-11 (RCSR) ←→ V3-12 (GCSR)
      Equipment Setting

      CH1: 2 V/DIV., 5 ms./DIV.

      CH2, 3: 500 mV/DIV., 5 ms./DIV.
      Condition Engine switch on (IG)

      Tech Tips


      • The waveform will vary depending on the content of the digital communication (digital signal).


      • The value (A) changes in accordance with the position of the rotor of the TVD motor.

    6. A01QD98E01

      Waveform 6 (TVD motor temperature signal)

      Item Content
      Terminal

      CH1: V3-5 (OTRG) ←→ V3-15 (OTR)

      CH2: V3-6 (OTL) ←→ V3-16 (OTLG)
      Equipment Setting CH1, 2: 2 V/DIV., 100 ms./DIV.
      Condition Engine switch on (IG)

      Tech Tips


      • The waveform will vary depending on the content of the digital communication (digital signal).


      • The value (A) changes in accordance with the oil temperature.

    7. A01QDAEE01

      Waveform 7 (TVD motor resolver signal (LH side))

      Item Content
      Terminal

      CH1: V3-7 (GRFL) ←→ V3-17 (RRFL)

      CH2: V3-9 (GSNL) ←→ V3-10 (RSNL)

      CH3: V3-19 (GCSL) ←→ V3-20 (RCSL)
      Equipment Setting

      CH1: 2 V/DIV., 5 ms./DIV.

      CH2, 3: 500 mV/DIV., 5 ms./DIV.
      Condition Engine switch on (IG)

      Tech Tips


      • The waveform will vary depending on the content of the digital communication (digital signal).


      • The value (A) changes in accordance with the position of the rotor of the TVD motor.