Toyota Corolla (E120): Inspection procedure

Hint

: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the air–fuel ratio was lean or rich, etc. At the time of the malfunction.

1 Check operation of speedometer

  1. Drive the vehicle and check if the operation of the speedometer in the combination meter is normal.

Hint

: the vehicle speed sensor is operating normally if the speedometer display is normal.

2 Inspect ecm(spd voltage)

2 Inspect ecm(spd voltage)

  1. Shift the lever to the neutral position.
  2.  jack up the vehicle.
  3.  turn the ignition switch on.
  4.  check the voltage between the terminals of the e4 and e5 ecm connectors as the wheel is turned slowly.

Standard:

Hint:

Hint

: the output voltage should fluctuate up and down similarly to the diagram on the left when the wheel is turned slowly.

Replace ecm

Replace ecm

    Share this page:

    Other materials:

    Temporarily engaged gear steps selection mode in the D position
    To drive in temporary gear steps selection mode, operate the “-” and “+” paddle shift switches. The gear steps can then be selected by operating the “-” and “+” paddle shift switches. By selecting gear step using paddle shift switches, you can control engine braking forces. 1 ...

    Circuit description
    The side airbag sensor assy (lh) circuit consists of the diagnosis circuit and lateral deceleration sensor, etc. It receives signals from the lateral deceleration sensor, judges whether or not the srs must be activated, and detects diagnosis system malfunction. Dtc b1141/33 is recorded wh ...

    Circuit description
    The srs warning light is located on the combination meter. When the srs is normal, the srs warning light lights up for approx. 6 Seconds after the ignition switch is turned from the lock position to on position, and then turns off automatically. If there is a malfunction is the srs, the srs ...