Toyota Corolla (E120): Inspection procedure

Hand–held tester:

1 Check operation of stop light

  1. Check if the stop lights go on and off normally when the brake pedal is depressed and released.

2 Inspect stop light switch assy

2 Inspect stop light switch assy

  1. Check the resistance between the terminals when the switch is turned on and off.

Standard:

3 Read value of hand–held tester(stp signal)

3 Read value of hand–held tester(stp signal)

  1. Turn the ignition switch on.
  2.  select the item ”diagnosis / enhanced obd ii / data list / all / stop light sw” and read its value displayed on the hand–held tester.

Standard:

4 Check harness and connector(stop light switch – ecm)

4 Check harness and connector(stop light switch – ecm)

  1. Disconnect the s9 stop light switch connector.
  2.  disconnect the e5 ecm connector.
  3.  check the resistance between the wire harness side connectors.

Standard (check for open):

Standard (check for short):

Standard (check for short):

  1. Reconnect the ecm connector.
  2. reconnect the stop light switch connector.

Replace ecm

Replace ecm

Obd ii scan tool (excluding hand–held tester):

1 Check operation of stop light

  1. Check if the stop lights go on and off normally when the brake pedal is depressed and released.

2 Inspect stop light switch assy

2 Inspect stop light switch assy

  1. Check the resistance between terminals when the switch on and off.

Standard:

3 Inspect ecm(stp voltage)

3 Inspect ecm(stp voltage)

  1. Turn the ignition switch on.
  2.  measure the voltage between the terminals of the e4 and e5 ecm connectors.

Standard:

4 Check harness and connector(stop light switch – ecm)

4 Check harness and connector(stop light switch – ecm)

  1. Disconnect the s9 stop light switch connector.
  2.  disconnect the e5 ecm connector.
  3.  check the resistance between the wire harness side connectors.

Standard (check for open):

Standard (check for short):

Standard (check for short):

  1. Reconnect the ecm connector.
  2.  reconnect the stop light switch connector.

Replace ecm

Replace ecm

    Share this page:

    Other materials:

    Riding with children
    Observe the following precautions when children are in the vehicle. Use a child restraint system appropriate for the child, until the child becomes large enough to properly wear the vehicle's seat belt. It is recommended that children sit in the rear seats to avoid accidental contact with the ...

    Overhaul
    1. Remove speedometer drive (mtm) gear Remove the speedometer drive (mtm) gear from the front differential case. 2. Remove front differential ring gear Place matchmarks on the front differential ring gear and front differential case. Remove the 8 bolts. Using a hamme ...

    Hood
    Opening the hood 1. Pull the hood lock release lever. The hood will pop up slightly. 2. Pull the auxiliary catch lever to the left and lift the hood. 3. Hold the hood open by inserting the support rod into the slot. WARNING ■Pre-driving check Check that the hood is fully closed and locked. If ...