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:

Shifting the shift lever
Vehicles without a smart key system: While the engine switch is in the ON position, depress the brake pedal and move the shift lever. Vehicles with a smart key system: While the engine switch is in IGNITION ON mode, depress the brake pedal and move the shift lever. When shifting the shif ...

Overhaul
Hint: components: 1. Remove rear wheel 2. Remove spare wheel cover assy 3. Remove rear floor finish plate 4. Remove luggage compartment trim cover inner lh 5. Remove rear shock absorber with coil spring Support the rear axle beam with jack. Remove the 2 nuts and bolt. ...

Using the voice command system (Multimedia system)
Voice command system The voice command system enables the hands-free system to be operated using voice commands. Operations of the voice command system can be performed by selecting the menu corresponding to each function on the screen. Even if any menu is selected, commands displayed on all ...

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