POWER DOOR LOCK CONTROL SYSTEM PROBLEM SYMPTOMS TABLE

Note


  • Recognition code registration is necessary when replacing the main body ECU (multiplex network body ECU).

  • If the main body ECU (multiplex network body ECU) is replaced, refer to the Service Bulletin.


Power Door Lock Control System (All Doors)
Symptom Suspected Area See page
All doors lock/unlock functions do not operate via master switch assembly or door key cylinder. Proceed to "All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch or Door Key Cylinder"

Click here

All doors lock/unlock functions do not operate via door control switch. Proceed to "All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch"

Click here

All doors lock function do not operate via master switch assembly and door key cylinder. Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD

Click here

Main body ECU (Multiplex network body ECU) (for LHD)

Click here

Main body ECU (Multiplex network body ECU) (for RHD

Click here

All doors unlock function do not operate via master switch assembly and door key cylinder. Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD

Click here

Main body ECU (Multiplex network body ECU) (for LHD)

Click here

Main body ECU (Multiplex network body ECU) (for RHD

Click here

Power Door Lock Control System (Each Door)
Symptom Suspected Area See page
Only driver door lock/unlock functions do not operate. Front door lock assembly LH

Click here

Harness or connector -
Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD

Click here

Only driver door unlock function does not operate (lock function operates). Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD

Click here

Main body ECU (Multiplex network body ECU) (for LHD)

Click here

Main body ECU (Multiplex network body ECU) (for RHD

Click here

Only front passenger door lock/unlock functions do not operate. Front door lock assembly RH

Click here

Harness or connector -
Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD

Click here

Only rear door LH lock/unlock functions do not operate. Rear door lock assembly LH

Click here

Harness or connector -
Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD

Click here

Only rear door RH lock/unlock functions do not operate. Rear door lock assembly RH

Click here

Harness or connector -
Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD

Click here

Only back door open function does not operate. Power Back Door System

Click here

Power Door Lock Control System (Functions)
Symptom Suspected Area See page
Speed-sensitive automatic door lock function does not operate (meter /gauge system operates normally). CAN communication system (for LHD)

Click here

CAN communication system (for RHD)

Click here

Main body ECU (Multiplex network body ECU) (for LHD)

Click here

Main body ECU (Multiplex network body ECU) (for RHD

Click here

Shift-linked automatic door lock/unlock functions do not operate (transaxle hybrid transmission system operates normally). CAN communication system (for LHD)

Click here

CAN communication system (for RHD)

Click here

Main body ECU (Multiplex network body ECU) (for LHD)

Click here

Main body ECU (Multiplex network body ECU) (for RHD

Click here

ECM (for 1VD-FTV)

Click here

ECM (for 3UR-FE)

Click here

Key lock-in prevention function does not operate. Proceed to "Room Oscillator does not Recognize Key"

Click here

Front door courtesy light switch assembly LH (for LHD)

Click here

Front door courtesy light switch assembly RH (for RHD)

Click here

Harness or connector -
Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD
Main body ECU (Multiplex network body ECU) (for LHD)

Click here

Main body ECU (Multiplex network body ECU) (for RHD

Click here

Lock operation continues even after doors have been locked* Front door lock assembly LH

Click here

Front door lock assembly RH

Click here

Rear door lock assembly LH

Click here

Rear door lock assembly RH

Click here

Harness or connector -
Cowl side junction block LH (for LHD)

Click here

Cowl side junction block LH (for RHD

Click here

Main body ECU (Multiplex network body ECU) (for LHD)

Click here

Main body ECU (Multiplex network body ECU) (for RHD

Click here

Tech Tips

*: When the door unlock detection switch detects an unlock position signal after a door lock operation has been performed, a door lock operation will be performed 3 times.