POWER STEERING SYSTEM (for Sedan) > TS and CG Terminal Circuit


DESCRIPTION

The power steering ECU can be changed from normal mode to the mode for the torque sensor zero point calibration by turning the ignition switch on after the DLC3 TS and CG terminals have been connected.

WIRING DIAGRAM


C117901E01


INSPECTION PROCEDURE

1.INSPECT DLC3 TERMINAL VOLTAGE
F100115E29
  1. Turn the ignition switch to ON.

  1. Measure the voltage.

    Standard voltage:
    Tester Connection
    Condition
    Specified Condition
    TS (12) - CG (4)
    Always
    11 to 14 V


OK
END
NG


2.CHECK HARNESS AND CONNECTOR (DLC3 - BODY GROUND)
F100115E10
  1. Measure the resistance.

    Standard resistance:
    Tester Connection
    Condition
    Specified Condition
    CG (4) - Body ground
    Always
    Below 1 Ω


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK


3.CHECK HARNESS AND CONNECTOR (POWER STEERING ECU - DLC3)


    C122912E01
  1. Disconnect the connector from the power steering ECU.

  1. Measure the resistance.

    Standard resistance:
    Tester Connection
    Condition
    Specified Condition
    TS (D31-11) -TS (12)
    Always
    Below 1 Ω
    TS (D31-11) - Body ground
    Always
    10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

REPLACE POWER STEERING ECU (Click here)