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:

Turning on light switch does not light up night time illumination of radio receiver
Wiring diagram Inspection procedure 1 Inspect radio receiver assy(ill+, ill) Check that the voltage between terminals at each condition, as shown in the chart. Standard: Repair or replace harness or connector ...

Transmitter battery
Replacement 1. Replace transmitter battery Notice: special caution should be taken for handling each component as they are precision electronic components. Using a screwdriver, pry out the transmitter case. Notice: do not forcibly pry out the case. Hint: tape the screwdriver tip ...

Engine coolant
The coolant level is satisfactory if it is between the F and L lines on the reservoir when the engine is cold. 1 Reservoir cap 2 F line 3 L line If the level is on or below the L line, add coolant up to the F line. ■Coolant selection Only use Toyota Super Long Life Coola ...

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