DSD Information System
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Terminals Of Ecu [12/2019 - ]

  1. METER MIRROR SUB-ASSEMBLY 
    GTY930098Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Measure the voltage and resistance according to the value(s) in the table below.
      Terminal No. (Symbol) Terminal Description Condition Specified Condition
      H31-1 (IG) - Body ground Ignition switch signal Ignition switch off → Ignition switch ON
      • Below 1 V → 10.5 to 16 V*1
      • Below 1 V → 11 to 14 V*2
      H31-2 (B) - Body ground Auxiliary battery
      • Ignition switch off*3
      • Always*4
      11 to 14 V
      H31-4 (ES) - Body ground Ground Always Below 1 Ω
      H31-12 (MPX1) CAN communication line - -
      H31-13 (MPX2) CAN communication line - -
      H31-14 (TX+) Local bus communication line - -
      H31-15 (TX-) Local bus communication line - -
      1. *1: w/ Stop and Start System
      2. *2: w/o Stop and Start System
      3. *3: for HV Model
      4. *4: for Gasoline Model