Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

Handheld 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 handheld tester(stp signal)

3 Read value of handheld 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 handheld 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 handheld 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

Circuit description
This signal is used to detect that the brakes have been applied. The stp signal voltage is the same as the one supplied to the stop lights. The stp signal is used mainly to control the fuel cut ...

Mil circuit
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Other materials:

Light control switch circuit
Wiring diagram Inspection procedure 1 Check headlamp dimmer switch assy (light control switch) 2 Check wire harness (tvip ecu  light control switch) Disconnect the tvip ecu and light control switch connectors.  check the continuity between the terminals of the tvip e ...

Fuel information
You must only use unleaded gasoline in your vehicle. Select octane rating 87 (Research Octane Number 91) or higher. Use of unleaded gasoline with an octane rating lower than 87 may result in engine knocking. Persistent knocking can lead to engine damage. At minimum, the gasoline you use should ...

Using a flat bed truck
If you use chains or cables to tie down your vehicle, the angles shaded in black must be 45. Do not overly tighten the tie downs or the vehicle may be damaged. ■Before emergency towing 1 Vehicles without a smart key system: Put the engine switch in the ACC (engine off) or ON posi ...

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