Toyota Corolla (E120): Inspection procedure

1 Inspect cruise control actuator assy

  1. Inspect the cruise control actuator arm locking operation.
  1.  Turn the ignition switch to off.
  2.  Disconnect the cruise control actuator assy connector.
  3.  Connect the positive (+) lead from the battery to the terminal 3 (l) of cruise control actuator assy and the negative (–) lead to terminal 4 (gnd).

Notice:

Notice

: do not connect the high tension cables to the wrong battery terminal. You will damage the cruise control actuator assy.

  1. Move the control plate by hand.

    Ok: control plate does not move.

  1.  inspect the cruise control actuator assy operation.
  1. Turn the ignition switch to off.
  2.  Disconnect the cruise control actuator assy connector.
  3.  Connect the positive (+) lead from the battery to terminals 1 (mo) and 3 (l) of cruise control actuator assy, connect the negative (–) lead to terminals 2 (mc) and 4 (gnd) of cruise control actuator assy.

    Ok: control arm moves to full open side.

  4. Connect the positive (+) lead from the battery to terminals 2 (mc) and 3 (l) of cruise control actuator assy, connect the negative (–) lead to terminals 1 (mo) and 4 (gnd) of cruise control actuator assy.

    Ok: control arm moves to full close side.

2 Check harness and connector(between cruise control ecu assy

2 Check harness and connector(between cruise control ecu assy and cruise control actuator assy)

  1. Check for open and short circuit in harness and connector between cruise control ecu assy and cruise control actuator assy (actuator motor)

Check and replace cruise control ecu assy

Check and replace cruise control ecu assy

    Share this page:

    Other materials:

    Front door belt moulding assy lh
    Replacement Hint: the installation procedures are the removal procedures in reverse order. Use the same procedures for the rh side and lh side. 1. Remove front armrest assy lh 2. Remove power window regulator master switch assy (w/ power window) 3. Remove front armrest base panel up ...

    Inspection procedure
    1 Check ignition or starter switch assy Check the ignition switch, as shown in the illustration and table. Standard: 2 Check fuse (ecu–b) Remove the fuse from the instrument panel j/b.  check the continuity of the fuse. Standard: continuity 3 Check relay (m ...

    Fail–safe chart
    If any of the following codes is recorded, the ecm enters the fail–safe mode. Check for intermittent problems Hand–held tester only: by putting the vehicle’s ecm in the check mode, the 1 trip detection logic is possible instead of the 2 trip detection logic, and the sensitivity to de ...