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:

Disposal
Hint: when scrapping vehicles epuipped with a seat belt pretensioner or disposing of a front seat outer belt (with seat belt pretensioner) always first active the seat belt pretensioner in accordance with the procedure described below. If any abnormality occurs in the seat belt pretensioner o ...

How to proceed with troubleshooting
The handheld tester can be used at step 3, 4, 5, 7, 10. 1 Vehicle brought to workshop 2 Customer problem analysis 3 Connect handheld tester to dlc3 Hint: if the display indicates a communication fault in the tool, inspect dlc3. 4 Check dtc and freeze frame data Hint: record or print ...

Floor shift cable transmission control select
Replacement Hint: components: 1. Remove air conditioner unit assy Hint: refer to the instructions for removal of the air conditioner unit assy. 2. Separate air bag sensor assy center  remove the 3 bolts, separate the airbag sensor assy center. 3. Remove exhaust pipe assy 4. Remo ...

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