Toyota Corolla (E120): Power door lock control system

Symptom

Suspected area

All doors are not operated by driver’s door key cylinder interlocked with key
  1. Door lock control switch
  2. Front door lock assy lh
  3.  Wire harness
  4. Integration relay
Key confinement prevention function does not work properly (unlock warning switch circuit)
  1. Un–lock warning switch assy
  2. Front door courtesy lamp switch assy
  3.  Wire harness
  4.  Integration relay
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Other materials:

Replacement
1. Remove front door scuff plate rh Using a screwdriver, remove the front door scuff plate rh. Hint: tape the screwdriver tip before use. Remove front door scuff plate lh Remove rear door scuff plate rh Using a screwdriver, remove the rear door scuff plate rh. Hint: tap ...

Ecm (1zz–fe)
Replacement 1. Disconnect battery negative terminal 2. Remove glove compartment door assy 3. Remove ecm Remove the 2 clips using a clip remover. Then, open the cover. Disconnect the 4 ecm connectors.  remove the wire harness from the wire harness clamp. Remove the 2 ...

Eco drive mode (if equipped)
Press the switch. Suitable for enhancing the fuel economy, because the torque corresponding to the accelerator pedal depression amount can be generated more smoothly than it is in normal conditions and the operation of the air conditioning system (heating/cooling) will be minimized. Press th ...