HYBRID BATTERY SYSTEM TERMINALS OF ECU

A01OBJ9C19
*1 Battery Voltage Sensor - -

Terminal No.

(Symbols)

 Wiring Color Terminal Description Condition Specified Condition
z13-1 (TC0) - z13-11 (GC0) G - G Intake air temperature sensor HV battery temperature: -40 to 90°C (-40 to 194°F) 4.8 (-40°C (-40°F)) to 1.0 V (90°C (194°F))
z13-5 (TB2) - z13-15 (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 V (90°C (194°F))
z13-6 (TB1) - z13-16 (GB1) W - W Battery temperature sensor 1 HV battery temperature: -40 to 90°C (-40 to 194°F) 4.8 (-40°C (-40°F)) to 1.0 V (90°C (194°F))
z13-7 (TB0) - z13-17 (GB0) R - R Battery temperature sensor 0 HV battery temperature: -40 to 90°C (-40 to 194°F) 4.8 (-40°C (-40°F)) to 1.0 V (90°C (194°F))
z13-9 (IB) - z13-20 (GIB) Y - B Current sensor Power switch on (READY) 0.5 to 4.5 V
z13-10 (VIB) - z13-20 (GIB) BR - B Power source for battery current sensor Power switch on (IG) 4.5 to 5.5 V
p1-1 (IGCT) - p1-5 (GND) L - W-B Control signal Power switch on (READY) 11 to 14 V
p1-2 (BTH+) - p1-5 (GND) R - W-B Serial communication Power switch on (IG)

Pulse generation

(waveform 1)
p1-3 (BTH-) - p1-5 (GND) G - W-B Serial communication Power switch on (IG)

Pulse generation

(waveform 2)
p1-8 (FP) - p1-5 (GND) Y-R - W-B Battery cooling blower No. 0 monitor signal Cooling blower stopped 4.5 to 5.5 V
Cooling blower activated

Pulse generation

(waveform 3)
p1-5 (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. A01O9ZEN02

      Waveform 1

      Item Content
      Terminal p1-2 (BTH+) - p1-5 (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. A01OAT7N02

      Waveform 2

      Item Content
      Terminal p1-3 (BTH-) - p1-5 (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).

    3. A01OCT0N02

      Waveform 3

      Item Content
      Terminal p1-8 (FP) - p1-5 (GND)
      Equipment Setting 5 V/DIV., 1 ms/DIV.
      Condition Battery cooling blower assembly operating (Active Test of cooling fan being performed)

      Tech Tips

      The wave length will vary with the operating speed of the battery cooling blower assembly.