POWER STEERING SYSTEM TERMINALS OF ECU


  1. CHECK POWER STEERING ECU ASSEMBLY

    A005MIIE02
    Terminals No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
    A42-1 (PIG) - A42-2 (PGND) W - W-B EPS fuse Always 11 to 14 V
    A42-2 (PGND) - Body ground W-B - Body ground Body ground Always Below 1 Ω
    z5-1 (M1) - A42-2 (PGND) None - W-B Power steering motor

    • Ignition switch ON

    • Turn steering wheel to left

    		 6 to 11 V

    • Ignition switch ON

    • Turn steering wheel to right

    		 11 to 14 V
    z5-2 (M2) - A42-2 (PGND) None - W-B Power steering motor

    • Ignition switch ON

    • Turn steering wheel to left

    		 11 to 14 V

    • Ignition switch ON

    • Turn steering wheel to right

    		 6 to 11 V
    F6-7 (CANH) - F6-8 (CANL) LG - W CAN BUS Ignition switch off 108 to 132 Ω
    F6-1 (IG) - A42-2 (PGND) R- W-B ECU-IG NO. 1 fuse Ignition switch ON 11 to 14 V
    z6-9 (TRQ1) - A42-2 (PGND) None - W-B Torque sensor Engine running, steering wheel not turned (without load) 2.3 to 2.7 V
    Engine running, steering wheel turned to right with vehicle stopped 2.5 to 3.8 V
    Engine running, steering wheel turned to left with vehicle stopped 1.2 to 2.5 V
    z6-8 (TRQV) - A42-2 (PGND) None - W-B Torque sensor Ignition switch ON 7.5 to 8.5 V
    z6-1 (TRQ2) - A42-2 (PGND) None - W-B Torque sensor Engine running, steering wheel not turned (without load) 2.3 to 2.7 V
    Engine running, steering wheel turned to right with vehicle stopped 1.2 to 2.5 V
    Engine running, steering wheel turned to left with vehicle stopped 2.5 to 3.8 V
    z6-2 (TRQG) - A42-2 (PGND) None - W-B Torque sensor Always Below 1 Ω