Terminals Of Ecu [12/2019 - ]
WARNING: This page is about a different variant/trim than selected.
- CHECK NO. 2 SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*a Component without harness connected
(No. 2 Skid Control ECU (Brake Actuator Assembly))- - - Disconnect the A57 No. 2 skid control ECU (brake actuator assembly) connectors.
- Measure the voltage and resistance according to the value (s) in the table below.
Terminal No. (Symbol) Terminal Description Condition Specified Condition A57-14 (+BS) - Body ground Parking brake motor (parking brake actuator assembly) power supply Always 11 to 14 V A57-45 (IG1) - Body ground IG power supply Ignition switch ON 11 to 14 V A57-1 (GND1) - Body ground Ground Always Below 1 Ω A57-13 (MRR+) Parking brake motor RH (parking brake actuator assembly RH) (+) - - A57-12 (MRR-) Parking brake motor RH (parking brake actuator assembly RH) (-) - - A57-3 (MRL+) Parking brake motor LH (parking brake actuator assembly LH) (+) - - A57-2 (MRL-) Parking brake motor LH (parking brake actuator assembly LH) (-) - - A57-38 (POL) Electric parking brake switch indicator light - - A57-36 (SWI1) Electric parking brake switch (electric parking brake switch assembly) - - A57-31 (SWO1) Electric parking brake switch (electric parking brake switch assembly) - - A57-41 (SWI2) Electric parking brake switch (electric parking brake switch assembly) - - A57-39 (SWO2) Electric parking brake switch (electric parking brake switch assembly) - - A57-27 (CANH) CAN communication line (H) - - A57-43 (CANL) CAN communication line (L) - - A57-16 (CA2H) CAN communication line 2 (H) - - A57-17 (CA2L) CAN communication line 2 (L) - -
