Toyota Corolla (E120): Inspection procedure

1 Check courtesy lamp switch

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

Standard:

2 Check wire harness (integration relay  door courtesy sw)

2 Check wire harness (integration relay  door courtesy sw)

  1. Disconnect the integration relay and door courtesy connectors.
  2.  check the continuity between the terminals of the integration relay and door courtesy switch connectors, as shown in the illustration and table.

Standard:

  1. Disconnect the each door courtesy switch connectors.
  2.  check the continuity between the terminals of the integration relay and door courtesy switch connectors, as shown in the illustration and table.

Standard:

3 Check wire harness (tvip ecu  luggage compartment light sw)

3 Check wire harness (tvip ecu  luggage compartment light sw)

  1. Disconnect the tvip ecu and luggage comportment light switch connectors.
  2.  check the continuity between the terminals of the tvip ecu and luggage compartment light switch connectors, as shown in the illustration and table.

Standard:

Proceed to next circuit inspection shown on problem symptoms table

Proceed to next circuit inspection shown on problem symptoms table

    Share this page:

    Other materials:

    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 ...

    Problem symptoms table
    If a normal code is displayed during the dtc check but the problem still occurs, check the circuits for each problem symptom in the order given in the table below and proceed to the relevant troubleshooting page. Notice: when replacing skid control ecu, sensor or etc., Turn the ignition swi ...

    Replacement
    Hint: installation is in the reverse order of the removal. But the installation is indicated only when it has a point. 1. Remove rear door opening trim rh 2. Remove rear door opening trim lh 3. Remove rear seat cushion assembly ( or 72–8) 4. Remove rear seat back assy (fixed type rear seat) ...