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Toyota Corolla Repair Manual: Power door lock control system

Toyota Corolla Repair Manual / Diagnostics / Power door lock control system

Symptom

Suspected area

All doors are not operated by drivers 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. Unlock warning switch assy
  2. Front door courtesy lamp switch assy
  3.  Wire harness
  4.  Integration relay
The ambient temperature does not display
Wiring diagram Inspection procedure 1 Inspect outer ambient temperature sensor Remove cooler (ambient temp. Sensor) thermistor.  measure resistance between terminals 1 and 2 of co ...

How to proceed with troubleshooting
1 Vehicle brought in 2 Customer problem analysis check and symptom check 3 Problem symptoms table Without applicable symptoms, proceed to a  with applicable symptoms, proceed to b ...

Other materials:

Key information
Keys The following keys are provided with the vehicle. ►  Vehicles without a smart key system (type A) 1 Keys 2 Key number plate ► Vehicles without a smart key system (type B) 1 Keys Operating the wireless remote control function 2 Key number plate ► Vehicles ...

Body panel sealing areas
Be sure to apply body sealer to the body panel joints and door edges (tip of outer panel folded part), etc., To waterproof and rustproof them. Hint:  apply degreasing agent to a clean cloth and clean the sealer application areas. After removing the applied spot sealer from the se ...

When the contact is empty
You can transfer the phone numbers in a Bluetooth phone to the system. Operation methods differ between PBAP (Phone Book Access Profile) compatible and PBAP incompatible Bluetooth phones. If the cellular phone does not support either PBAP or OPP (Object Push Profile) service, you cannot trans ...

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