Hazard And Horn Reminder 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)
- Ignition switch is not depressed.
- All doors are closed.
| Symptom | Diagnosis/service procedure | Refer to |
|---|---|---|
| Hazard reminder does not operate properly by request switch. (Horn reminder operates properly). | 1. Check "HAZARD ANSWER BACK" setting in "WORK SUPPORT". | WORK SUPPORT |
| 2. Hazard function with hazard switch check. | HAZARD FUNCTION CHECK | |
| 3. Replace Intelligent Key unit | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Horn reminder does not operate properly by request switch. (Hazard reminder operates properly). | 1. Check "ANSWER BACK WITH I-KEY LOCK" or "ANSWER BACK WITH I-KEY UNLOCK" setting in "WORK SUPPORT". | WORK SUPPORT |
| 2. Intelligent Key warning buzzer (front of vehicle) check. | CHECK INTELLIGENT KEY WARNING BUZZER (FRONT OF VEHICLE) | |
| 3. Horn function check. | CHECK HORN FUNCTION | |
| 4. IPDM E/R operation check. | CHECK HORN FUNCTION | |
| 5. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Hazard reminder does not operate properly by Intelligent Key remote control button. (Horn reminder operates properly). | 1. Check "HAZARD ANSWER BACK" setting in "WORK SUPPORT". | WORK SUPPORT |
| 2. Hazard function check. | CHECK HORN FUNCTION | |
| 3. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Horn reminder does not operate properly by Intelligent Key remote control button (door lock/unlock button). (Hazard reminder operates properly). | 1. Check "HORN WITH KEYLESS LOCK" setting in "WORK SUPPORT". | WORK SUPPORT |
| 2. Intelligent Key warning buzzer (front of vehicle) check. | CHECK INTELLIGENT KEY WARNING BUZZER (FRONT OF VEHICLE) | |
| 3. Horn function check. | CHECK HORN FUNCTION | |
| 4. IPDM E/R operation check. | CHECK HORN FUNCTION | |
| 5. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION | |
| Horn reminder does not operate properly by trunk opener request switch. | 1. Check "TRUNK/GLASS HATCH OPEN" setting in "WORK SUPPORT". | WORK SUPPORT |
| 2. Intelligent Key warning buzzer (front of vehicle) check. | CHECK INTELLIGENT KEY WARNING BUZZER (FRONT OF VEHICLE) | |
| 3. Lid trunk opener system check. | TRUNK LID OPENER | |
| 4. Replace Intelligent Key unit. | INTELLIGENT KEY UNIT POWER SUPPLY AND GROUND CIRCUIT INSPECTION |