Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

1 Check door lock

2 Check wire harness (tvip ecu door lock)

2 Check wire harness (tvip ecu door lock)

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

Standard:

3 Check wire harness (door lock  body ground)

3 Check wire harness (door lock  body ground)

  1. Disconnect the door lock connector.
  2.  check the continuity between the terminal of the door lock connector and the body ground, 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

Circuit description
The door unlock detection switch is built in the door lock motor assembly. This switch is on when the door lock knob is in the unlock position and off when the knob is in the lock position. The e ...

Door key lock and unlock switch circuit
...

Other materials:

Replacement
Hint: components: 1. Remove radiator grille subassy 2. Remove front bumper cover 3. Remove lh headlamp assy Remove the 3 bolts.  pull out the headlight assy lh forward, then disconnect the bracket of body side. Release the claws and disconnect the connectors as show ...

Inspection procedure
Handheld tester: 1 Perform active test by handheld tester(operation of circuit opening relay) Connect the handheld tester to the dlc3.  turn the ignition switch on and push the handheld tester main switch on.  select the item diagnosis / enhanced obd ii / active test / fu ...

How to proceed with troubleshooting
1 Vehicle brought to workshop 2 Customer problem analysis 3 Problem symptom confirmation 4 Circuit inspection 5 Repair or replace 6 Confirmation test 7 End Customer problem analysis check ...

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