Toyota Corolla (E120): Inspection procedure

1 Check un–lock warning switch assy

  1. Disconnect the key unlock warning switch connector.
  2.  check the continuity between the terminals of the key unlock warning switch connector, as shown in the illustration and table.

Standard:

2 Check wire harness (tvip ecu unlock warning switch)

2 Check wire harness (tvip ecu unlock warning switch)

  1. Disconnect the tvip ecu and key unlock warning switch connectors.
  2.  check the continuity between the terminals of the tvip ecu connectors and unlock warning switch connector, as shown in the illustration and table.

Standard:

3 Check wire harness (key unlock warning switch body ground)

3 Check wire harness (key unlock warning switch body ground)

  1. Disconnect the key unlock warning switch connector.
  2.  check the continuity between the terminal of the key unlock warning switch connector and the body ground, as shown in the illustration and table.

Standard:

Check and replace tvip ecu

Check and replace tvip ecu

    Share this page:

    Other materials:

    Overhaul
    1. Remove w/head taper screw plug no.2 Using a socket hexagon wench 10, remove the taper screw plug and gasket. 2. Remove valve lifter Remove the valve lifters from the cylinder head. 3. Remove valve Place the cylinder head on wooden blocks.  using sst, compres ...

    Electronic control
    Removal and installation of battery terminal  before performing electrical work, disconnect the battery negative (–) terminal cable beforehand so as to prevent burnt–out damage by short.  When disconnecting and installing the terminal cable, turn the ignition switch an ...

    How to scroll
    : Select to scroll to the next or previous page. : If appears to the right of titles, the complete titles are too long for the display. Select this button to scroll the title. Turn the “TUNE/SCROLL” knob to move the cursor box to select a desired item from the list, and press the â ...