Toyota Corolla (E120): Inspection procedure

1 Check security indicator light

  1. Remove the security indicator.
  2.  check the indicator light, as shown in the illustration and table.

Standard:

2 Check wire harness (tvip ecu  security indicator)

2 Check wire harness (tvip ecu  security indicator)

  1. Disconnect the tvip ecu and security indicator connectors.
  2.  check the continuity between the terminals of the tvip ecu connector and security indicator connector, as shown in the illustration and table.

Standard:

3 Check wire harness (security indicator  body ground)

3 Check wire harness (security indicator  body ground)

  1. Disconnect the security indicator connector.
  2.  check the continuity between the terminal of the security indicator connector and 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:

    Inspection procedure
    1 Check tvip ecu Check that the operation of the tvip function is normal. Hint: with this inspection, the tvip ecu cpu can be diagnosed if it works normally or not. 2 Check wire harness (tvip ecu integration relay) Disconnect the tvip ecu and integration relay connectors. ch ...

    Capacity and distribution
    Cargo capacity depends on the total weight of the occupants. (Cargo capacity) = (Total load capacity) — (Total weight of occupants) Steps for Determining Correct Load Limit — (1) Locate the statement “The combined weight of occupants and cargo should never exceed XXX kg or XXX lbs.” on ...

    General information
    There are many ecu controlled systems used in the corolla. In general, ecu controlled system are considered to be very intricate and require a high level of technical knowledge and expert skill to troubleshoot. The fact is, however, that if you proceed by inspecting the circuits one by one, ...