Toyota Corolla (E120): Inspection procedure

1 Check tvip ecu

  1. 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)

2 Check wire harness (tvip ecu integration relay)

  1. Disconnect the tvip ecu and integration relay connectors.
  2. check the continuity between the terminal of the tvip ecu connector and integration relay connectors, as shown in the illustration and table.

Standard:

Check and replace tvip ecu

Check and replace tvip ecu

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