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Remote Keyless Entry 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/service procedure" column in this order.

Conditions of Vehicle (Operating Conditions)

Symptom Diagnosis/service procedure Refer to
All of the remote keyless entry functions do not operate. 1. Intelligent Key battery and function inspection. INTELLIGENT KEY BATTERY INSPECTION 
2. Remote Keyless Entry function check. INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION 
3. Replace Intelligent Key unit. INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION 
Selective unlock function does not operate by Intelligent Key remote control button. 1. Check "SELECT UNLOCK FUNCTION" setting in "WORK SUPPORT". WORK SUPPORT 
2. Intelligent Key battery inspection. INTELLIGENT KEY BATTERY INSPECTION 
3. 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 
Panic alarm function does not operate properly. 1. Check "PANIC ALARM DELAY" setting in "WORK SUPPORT". WORK SUPPORT 
2. Vehicle security operation check. VEHICLE SECURITY (THEFT WARNING) SYSTEM 
3. Intelligent Key battery inspection. INTELLIGENT KEY BATTERY INSPECTION 
4. Key switch check. KEY SWITCH CHECK 
5. Ignition knob switch check. IGNITION KNOB SWITCH CHECK 
6. Replace Intelligent Key unit. INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION 
Trunk open function does not operate properly. 1. Check "TRUNK OPEN DELAY" setting in "WORK SUPPORT". WORK SUPPORT 
2. Trunk lid opener system check. TRUNK LID OPENER 
3. Trunk lamp switch check. TRUNK ROOM LAMP SWITCH CHECK 
4. Intelligent Key battery inspection. INTELLIGENT KEY BATTERY INSPECTION 
5. Replace Intelligent Key unit. INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION