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:

Cruise control actuator assy
Replacement 1. Remove cruise control actuator cover Disengage the 2 claws, then remove the cruise control actuator cover. 2. Separate accelerator control cable assy Loosen the double nut and separate the accelerator control cable assy. 3. Separate accelerator auto drive ca ...

Inspection procedure
Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...

Receiving a call
When a call is received, the following screen is displayed together with a sound. To answer the phone Press the switch on the steering wheel or select . To refuse a call Press the switch on the steering wheel or select . To adjust the incoming call volume Turn the PWR/VOL knob. You ...

2011-2019 Copyright www.tcorolla.net