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:

Evap monitor (vacuum pressure monitor)
Notice: a cold soak must be performed prior to conducting the drive pattern to complete the internal pressure readiness monitor. Cold soak preconditions The monitor will not run unless: mil is off. Fuel level is approximately 1/2 to 3/4. Altitude is 7800 feet (2400 m) or less. ...

Skid control sensor
Replacement Hint: replace the rh side by the same procedure as the lh side. 1. Remove rear wheel 2. Remove rear brake drum subassy 3. Disconnect skid control sensor wire Disconnect the skid control sensor wire connector from the skid control sensor. 4. Remove rear axle hub & ...

Replacement
Hint: components: 1. Remove rear wheel 2. Remove rear brake drum subassy 3. Disconnect skid control sensor wire (w/ abs) 4. Remove rear axle hub & bearing assy lh Remove the 4 bolts and hub & bearing assy lh. 5. Install rear axle hub & bearing assy lh Install the ...

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