Toyota Corolla (E120): Inspection procedure

1 Inspect dlc3 terminal voltage

  1. Turn the ignition switch to on.
  2.  measure voltage between terminals 13 (tc) and 4 (cg) of dlc3.

    Ok: voltage: 10 – 16 v

2 Check harness and connector(between cruise control ecu assy

2 Check harness and connector(between cruise control ecu assy and dlc3)

  1. Check for open and short circuit in harness and connector between cruise control ecu assy and dlc3

Check and replace cruise control ecu assy

Check and replace cruise control ecu assy

    Share this page:

    Other materials:

    Circuit description
    Refer to dtc p0115 Dtc no. Dtc detection condition Trouble area P0125 If the engine coolant temperature (ect) was less than –6.6 °C (20 °F) when starting the engine, and 20 minutes after the engine start, the ect sensor still indicates below 20 °C (68 ...

    Adjustment
    Hint: in the rh side, work in the same procedure as in the lh side. Since the centering bolt is used as a door side hinge bolt, the door hinge cannot be adjusted with it on. Substitute the bolt with washer for the centering bolt. 1. Inspect front door panel sub–assy lh Che ...

    Initialization
    1. Reset memory Caution: perform the reset memory (at initialization) when replacing the automatic transaxle assy, engine assy or ecm. Notice: hand–held tester only Turn the ignition switch off.  connect the hand–held tester to the dlc3.  turn the ignition switch to th ...