Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

Hint

:

Handheld tester:

1 Read value of handheld tester(throttle valve opening percentage)

  1. Connect the handheld tester to the dlc3.
  2.  turn the ignition switch on.
  3.  select the item diagnosis / enhanced obd ii / data list / etcs / throttle pos and read its value displayed on the handheld tester.

Result:

2 Inspect throttle position sensor

2 Inspect throttle position sensor

  1. Disconnect the t1 throttle position sensor connector.
  2.  measure the resistance between the terminals of the throttle position sensor.

Standard

  1. Reconnect the throttle position sensor connector.

3 Check harness and connector(ecm  throttle position sensor)

3 Check harness and connector(ecm throttle position sensor)

  1. Disconnect the e3 ecm connector.
  2.  measure the resistance between the terminals of the e3 ecm connector.

Standard:

  1. Check the resistance between the terminals of the e3 ecm connector.

Standard (check for short):

  1. Reconnect the ecm connector.

Replace ecm

Replace ecm

4 Inspect throttle position sensor

  1. Disconnect the t1 throttle position sensor connector.
  2.  measure the resistance between the terminals of the throttle position sensor.

Standard:

  1. Reconnect the throttle position sensor connector.

5 Check harness and connector(ecm  throttle position sensor)

5 Check harness and connector(ecm throttle position sensor)

  1. Disconnect the e3 ecm connector.
  2.  disconnect the t1 throttle position sensor 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 throttle position sensor connector.
  2.  reconnect the ecm connector.

Replace ecm

Replace ecm

Obd ii scan tool (excluding handheld tester):

1 Inspect throttle position sensor

  1. Disconnect the t1 throttle position sensor connector.
  2.  measure the resistance between the terminals of the throttle position sensor.

Standard:

  1. Reconnect the throttle position sensor connector.

2 Check harness and connector(throttle position sensor  ecm)

2 Check harness and connector(throttle position sensor ecm)

  1. Disconnect the e3 ecm connector.
  2. measure the resistance between the terminals of the e3 ecm connector.

Standard:

  1. Check the resistance between the terminals of the e3 ecm connector.

Standard (check for short):

  1. Reconnect the ecm connector.

Throttle/pedal position

Circuit description
The throttle position sensor is mounted in the throttle body and detects the throttle valve opening angle. When the throttle valve is fully closed, a voltage of approximately 0.3 To 1.0 V is ...

Throttle/pedal position sensor/switch a circuit range/performance problem
Dtc p0121 throttle/pedal position sensor/switch a circuit range/performance problem Hint: this is the purpose of the throttle position sensor. ...

Other materials:

Replacement
1. Work for preventing gasoline from spilling out 2. Remove cylinder head cover no.2 Remove the 2 nuts, 2 clips and cylinder head cover. 3. Disconnect ventilation hose Disconnect the ventilation hose from the cylinder head cover. 4. Disconnect engine wire Disconnect ...

How to register a Bluetooth device
1 Display the Bluetooth* Setup screen. *: Bluetooth is a registered trademark of Bluetooth SIG, Inc. 2 Select Add. 3 When this screen is displayed, search for the device name displayed on this screen on the screen of your Bluetooth device. For details about operating the Bluetooth devic ...

Registering a Bluetooth audio player for the first time
To use the Bluetooth Audio, it is necessary to register an audio player with the system. Once the player has been registered, it is possible to use the Bluetooth Audio. For details about registering a Bluetooth device 1 Turn the Bluetooth connection setting of your audio player on. 2 Press ...

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