Door Lock/Unlock Function Malfunction
NOTE:
- Before performing the diagnosis in the following table, check "Trouble Diagnosis Procedure". Refer to , "TROUBLE DIAGNOSIS PROCEDURE ".
- Make sure that vehicle is under the condition shown in "Conditions of vehicle" below before starting diagnosis, and check each symptom.
- If the following "symptoms" are detected, check systems shown below in the "Diagnosis/procedure" column in this order.
Conditions of Vehicle (Operating Conditions)
- "LOCK/UNLOCK BY I-KEY" is ON when setting on CONSULT.
- Ignition switch is not depressed.
- All doors are closed.
| Symptom | Diagnosis/service procedure | Refer to |
|---|---|---|
| Door lock/unlock do not operate by request switch. | 1. Door switch check. | DOOR SWITCH CHECK |
| 2. Ignition knob switch check. | IGNITION KNOB SWITCH CHECK | |
| 3. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Door lock/unlock does not operate by request switch (LH side). | 1. Front door request switch LH check. | FRONT DOOR REQUEST SWITCH CHECK |
| 2. Front outside antenna LH check. | OUTSIDE KEY ANTENNA CHECK | |
| 3. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Door lock/unlock does not operate by request switch (RH side). | 1. Front door request switch RH check. | FRONT DOOR REQUEST SWITCH CHECK |
| 2. Front outside antenna RH check. | OUTSIDE KEY ANTENNA CHECK | |
| 3. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Selective unlock function does not operate by front door request switch LH (other door lock functions operate properly). | 1. Check "SELECT UNLOCK FUNCTION" setting in "WORK SUPPORT". | WORK SUPPORT |
| 2. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Auto lock function does not operate properly. | 1. Check "AUTO RELOCK TIMER" setting in "WORK SUPPORT". | WORK SUPPORT |
| 2. Key switch check. | KEY SWITCH CHECK | |
| 3. Ignition knob switch check. | IGNITION KNOB SWITCH CHECK | |
| 4. Door switch check. | DOOR SWITCH CHECK | |
| 5. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Key reminder function does not operate properly. | 1. Check "ANTI KEY LOCK IN FUNCTION" setting in "WORK SUPPORT". | WORK SUPPORT |
| 2. Door switch check. | DOOR SWITCH CHECK | |
| 3. Inside key antenna check. | INSIDE KEY ANTENNA CHECK | |
| 4. Front door lock actuator LH (door unlock sensor) check. | FRONT DOOR LOCK ASSEMBLY LH (DOOR UNLOCK SENSOR) CHECK | |
| 5. Intelligent Key battery inspection. | INTELLIGENT KEY BATTERY INSPECTION | |
| 6. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION |