Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

1 Check ignition or starter switch assy

  1. Check the ignition switch, as shown in the illustration and table.

Standard:

2 Check fuse (ecub)

2 Check fuse (ecub)

  1. Remove the fuse from the instrument panel j/b.
  2.  check the continuity of the fuse.

Standard: continuity

3 Check relay (marking: ig1)

3 Check relay (marking: ig1)

  1. Remove the relay from the instrument j/b.
  2.  inspect the relay continuity, as shown in the illustration and table.

Standard:

4 Check tvip ecu

4 Check tvip ecu

  1. Disconnect the tvip ecu connector.
  2.  turn the ignition switch on.
  3.  measure the voltage between the terminal of the ecu connector and the body ground, as shown in the illustration and table.

Standard:

Check and replace tvip ecu

Check and replace tvip ecu

Circuit description
If the ignition switch is turned to the on position, battery positive voltage is applied to the switches, such as terminal ig of the ecu. Wiring diagram ...

Horn relay circuit
...

Other materials:

Malfunction in water temperature receiver gauge
Wiring diagram Inspection procedure 1 Read value of handheld tester Check output value of ecm.  Connect the handheld tester to dlc3.  Turn the ignition switch to on and push the handheld tester main switch on.  Select the data list mode on the handheld teste ...

Starting the engine
1 Check that the parking brake is set. ► Vehicles without a multi-information display 2 Continuously variable transmission: Check that the shift lever is set in P. Firmly depress the brake pedal. Manual transmission: Check that the shift lever is set in N. Firmly depress the clutch peda ...

Washer fluid
Add washer fluid in the following situations: ● A washer does not work. ● Vehicles without a multi-information display: The low windshield washer fluid warning light (if equipped) comes on. ● Vehicles with a multi-information display: The warning message (if equipped) appear ...

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