Toyota Corolla (E120): Inspection procedure

1 Inspect skid control ecu connector(+bs terminal voltage)

  1. Disconnect the skid control ecu connector.
  2.  measure the voltage between terminals +bs (2) and gnd (1, 23) of skid control ecu harness side connector.

    Voltage: 10 – 14 v

2 Reconfirm dtc

2 Reconfirm dtc

  1. Check the dtc .

    Ok : normal code

3 Inspect contact condition

3 Inspect contact condition

  1. Inspect the condition of the each connector from engine room r/b to skid control ecu.

Check and replace brake actuator assy

Check and replace brake actuator assy

    Share this page:

    Other materials:

    Removal & installation and disassembly & reassembly
    1. Remove bench type rear seat cushion assy 2. Remove rear floor service hole cover Remove the rear service hole cover. Disconnect the fuel pump and vapor pressure sensor connector. 3. Work for preventing gasoline from spilling out Start the engine.  after the engi ...

    Circuit description
    Refer to dtc p0120 Dtc no. Dtc detection condition Trouble area P0121 The following condition is met 4 times. After the vehicle speed has exceeded 19 mph (30 km/h) once, the throttle position sensor output value is out of normal range when the throttle ...

    Changing engine switch modes
    Modes can be changed by pressing the engine switch with the brake pedal (continuously variable transmission) or clutch pedal (manual transmission) released. (The mode changes each time the switch is pressed.) ► Vehicles without a multi-information display Off* The emergency flashers ca ...