Problem Symptoms Table
HINT:
- Troubleshooting of the theft deterrent system is based on the premise that the door lock control system and the wireless door lock control system are operating normally. Accordingly, before troubleshooting the theft deterrent system, first make certain that the door lock control system and the wireless door lock control system are operating normally.
- The following is the troubleshooting procedure for the theft deterrent system of a vehicle with the smart key system.
- Inspect the fuse and relay before investigating the suspected areas shown in the table below.
Theft deterrent system:
THEFT DETERRENT SYSTEM REFERENCE CHART
| Symptom | Suspected Area | See |
|---|---|---|
| Theft deterrent system cannot be set | 1. Security Indicator Light Circuit | SECURITY INDICATOR LIGHT CIRCUIT |
| 2. ECU Power Source Circuit | ECU POWER SOURCE CIRCUIT | |
| 3. Driver side Door Key Lock and Unlock Switch Circuit | DRIVER SIDE DOOR KEY LOCK AND UNLOCK SWITCH CIRCUIT | |
| 4. Door Courtesy Switch Circuit | DOOR COURTESY SWITCH CIRCUIT | |
| 5. Luggage Compartment Door Courtesy Switch Circuit | LUGGAGE COMPARTMENT DOOR COURTESY SWITCH CIRCUIT | |
| 6. Engine Hood Courtesy Switch Circuit | ENGINE HOOD COURTESY SWITCH CIRCUIT | |
| 7. Replace certification ECU | - | |
| 8. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - | |
| Security indicator does not blink when theft deterrent system is set | 1. Security Indicator Light Circuit | SECURITY INDICATOR LIGHT CIRCUIT |
| 2. Replace certification ECU | - | |
| 3. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - | |
| Alarm sounding state cannot be canceled when engine switch turned on (IG) | Go to SMART ACCESS SYSTEM WITH PUSH-BUTTON START | DIAGNOSTIC TROUBLE CODE CHART |
| Theft deterrent system can be set even when a door is open | 1. Door Courtesy Switch Circuit | DOOR COURTESY SWITCH CIRCUIT |
| 2. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - | |
| Vehicle horns (low pitched, high pitched) do not sound while theft deterrent system is in warning operation | 1. Horn Circuit | HORN CIRCUIT |
| 2. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - | |
| Hazard warning lights do not flash while theft deterrent system is in warning operation | 1. Wire harness | - |
| 2. Turn Signal Flasher Assembly | TURN SIGNAL FLASHER ASSEMBLY | |
| 3. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - | |
| Interior light does not light up while theft deterrent system is in warning operation | 1. Interior Light Circuit | INTERIOR LIGHT CIRCUIT |
| 2. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - | |
| Security horn does not sound while theft deterrent system is in warning operation | 1. Security Horn Circuit | SECURITY HORN CIRCUIT |
| 2. Replace certification ECU | - | |
| 3. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - | |
| Hazard warning lights flash even when theft deterrent system is not set | 1. Wire harness | - |
| 2. Turn Singal Flasher Assembly | TURN SIGNAL FLASHER ASSEMBLY | |
| 3. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - | |
| Interior light comes on even when theft deterrent system is not set | 1. Interior Light Circuit | INTERIOR LIGHT CIRCUIT |
| 2. If the symptom(s) still occur after the above areas are inspected and proved to be normal, replace the main body ECU (Instrument panel J/B) | - |