HYBRID BATTERY SYSTEM TERMINALS OF ECU

A01J9IXE01
Text in Illustration
*1 Battery Smart Unit - -
ECU TERMINAL CHART

Terminal No.

(Symbols)

 Wiring Color Terminal Description Condition Standard (V)
z17-4 (TB2) - z17-10 (GB2) L - L Battery temperature sensor 2 HV battery temperature: -40 to 90°C (-40 to 194°F) 4.8 (-40°C (-40°F)) to 1.0 (90°C (194°F))
z17-5 (TB1) - z17-11 (GB1) B - B Battery temperature sensor 1 HV battery temperature: -40 to 90°C (-40 to 194°F) 4.8 (-40°C (-40°F)) to 1.0 (90°C (194°F))
z17-6 (TB0) - z17-12 (GB0) W - W Battery temperature sensor 0 HV battery temperature: -40 to 90°C (-40 to 194°F) 4.8 (-40°C (-40°F)) to 1.0 (90°C (194°F))
c1-1 (IB) - c1-6 (GIB) P - B Current sensor Power switch on (READY) 0.5 to 4.5
c1-5 (VIB) - c1-6 (GIB) G - B Power source for battery current sensor Power switch on (IG) 4.5 to 5.5
c1-4 (IGCT) - c1-8 (GND) L - W-B Control signal Power switch on (READY) 11 to 14
c1-2 (BTH+) - c1-8 (GND) R - W-B Serial communication Power switch on (IG)

Pulse generation

(waveform 1)
c1-3 (BTH-) - c1-8 (GND) G - W-B Serial communication Power switch on (IG)

Pulse generation

(waveform 2)
c1-7 (VM) - c1-8 (GND) V - W-B Battery cooling blower No. 0 monitor signal Cooling blower activated 0 to 5
c1-8 (GND) - Body ground W-B Ground Always (continuity check) Below 1 Ω

  1. Oscilloscope waveforms

    Tech Tips

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


    1. A01J9L9E01

      Waveform 1

      Item Content
      Terminal c1-2 (BTH+) - c1-8 (GND)
      Equipment Setting 2 V/DIV, 500 μs/DIV
      Condition Power switch on (IG)

      Tech Tips

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

    2. A01JBWKE01

      Waveform 2

      Item Content
      Terminal c1-3 (BTH-) - c1-8 (GND)
      Equipment Setting 2 V/DIV, 500 μs/DIV
      Condition Power switch on (IG)

      Tech Tips

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