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Terminals Of Ecu [12/2021 - ]

  1. CHECK NO. 2 SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) 
    GTY1110430Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    *a Component without harness connected
    (No. 2 Skid Control ECU (Brake Actuator Assembly))    		 - -
    1. Disconnect the A105 No. 2 skid control ECU (brake actuator assembly) connectors.
    2. Measure the voltage and resistance according to the value (s) in the table below.
      Terminal No. (Symbol) Terminal Description Condition Specified Condition
      A105-14 (+BS) - Body ground Parking brake motor (parking brake actuator assembly) power supply Always 11 to 14 V
      A105-45 (IG1) - Body ground IG power supply Ignition switch ON 11 to 14 V
      A105-1 (GND1) - Body ground Ground Always Below 1 Ω
      A105-13 (MRR+) Parking brake motor RH (parking brake actuator assembly RH) (+) - -
      A105-12 (MRR-) Parking brake motor RH (parking brake actuator assembly RH) (-) - -
      A105-3 (MRL+) Parking brake motor LH (parking brake actuator assembly LH) (+) - -
      A105-2 (MRL-) Parking brake motor LH (parking brake actuator assembly LH) (-) - -
      A105-38 (POL) Electric parking brake switch indicator light - -
      A105-36 (SWI1) Electric parking brake switch (integration control and panel assembly) - -
      A105-31 (SWO1) Electric parking brake switch (integration control and panel assembly) - -
      A105-41 (SWI2) Electric parking brake switch (integration control and panel assembly) - -
      A105-39 (SWO2) Electric parking brake switch (integration control and panel assembly) - -
      A105-27 (CANH) CAN communication line (H) - -
      A105-43 (CANL) CAN communication line (L) - -
      A105-16 (CA2H) CAN communication line 2 (H) - -
      A105-17 (CA2L) CAN communication line 2 (L) - -
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