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:

Door control transmitter
Registration 1. Registration of recognition code Hint: the add mode is used to retain the already registered codes while registering a new recognition code. This mode is used when adding a transmitter. If the number of the registered codes exceeds 4, the previously registered code wi ...

Fuel gauge
Concept The current fill level of the fuel tank is displayed. General information Vehicle tilt position may cause the display to vary. Information on refueling Instrument cluster without enhanced features: display An arrow beside the fuel pump symbol shows which side of the vehicle the fuel filler ...

Run-flat tires
Concept Run-flat tires permit continued driving under restricted conditions even in the event of a complete loss of tire inflation pressure. General information The wheels consist of tires that are self-supporting, to a limited degree, and possibly special rims. The support of the sidewall allows t ...

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