Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

Hint

:

1 Inspect ecm(vc voltage)

  1. Turn the ignition switch on.
  2.  measure the voltage between the terminals of the e3 ecm connector.

Standard:

2 Inspect ecm(ptnk voltage)

2 Inspect ecm(ptnk voltage)

  1. Turn the ignition switch on.
  2.  measure the voltage between the terminals of the e3 and e6 ecm connectors.
  1.  Disconnect the vacuum hose from the vapor pressure sensor.

Standard (1):

  1. Using the mityvac (handheld vacuum pump), apply a vacuum of 4.0 Kpa (30 mmhg, 1.18 In.Hg) to the vapor pressure sensor.

Notice

: the vacuum applied to the vapor pressure sensor must be less than 66.7 Kpa (500 mmhg, 19.7 In.Hg).

Standard (2):

  1. Reconnect the vacuum hose.

3 Check harness and connector(vapor pressure sensor  ecm)

3 Check harness and connector(vapor pressure sensor ecm)

  1. Disconnect the v4 vapor pressure sensor connector.
  2.  disconnect the e3 and e6 ecm connectors.
  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 connectors.
  2. reconnect the vapor pressure sensor connector.

Replace vapor pressure sensor assy

Replace vapor pressure sensor assy

Monitor description
Dtc p0451, p0452 or p0453 is recorded by the ecm when the vapor pressure sensor malfunctions. P0451 The ecm senses pressure in the fuel tank using the vapor pressure sensor. The ecm supplies t ...

Vehicle speed sensor a
Dtc p0500 vehicle speed sensor a ...

Other materials:

Replacement
Hint: components: 1. Precaution 2. Disconnect battery negative terminal 3. Remove front door scuff plate rh 4. Remove rear door scuff plate rh 5. Remove front door opening trim rh 6. Remove rear door opening trim rh 7. Remove lap belt outer anchor cover 8. Remove center pillar garnis ...

Circuit description
The airbag sensor assy center consists of a airbag sensor assy center, safing sensor, drive circuit, diagnosis circuit and ignition control, etc. It receives signals from the airbag sensor, judges whether or not the srs must be activated, and detects diagnosis system malfunction. Dtc b11 ...

Inspection procedure
Hint: start the inspection from step 1 in case of using the handheld tester and start from step 2 in case of not using handheld tester. 1 Inspect brake actuator assy Select the datalist mode on the handheld tester.  check the operation sound of the abs pump motor when operating it ...

2011-2021 Copyright www.tcorolla.net