Basic Diagnostic Procedure

DIAGNOSIS PROCEDURE CHART

Step	Check	Yes	No
1 INITIAL CHECK . Check keyless entry system.	Does the keyless entry system operate normally?	Go to step 2 .	Check keyless entry system. Refer to INSPECTION , Keyless Entry System.
2 CHECK SECURITY ON/OFF SETTING . Remove the key from ignition switch or turn the ignition to OFF, and close all doors. Press the UNLOCK button of the keyless transmitter. Check the flashing of the security indicator light.	Does the security indicator light blink in three second intervals?	Go to step 3 .	Check the security indicator light circuit. Refer to CHECK SECURITY INDICATOR LIGHT CIRCUIT , INSPECTION, Security System.
3 CHECK SECURITY ON/OFF SETTING . Press the LOCK button of the keyless transmitter. Check the security indicator light flashing patterns.	Is the flashing pattern of the security indicator light as follows? When monitoring lag is set to 0 seconds: flashes twice within 0.5 seconds, in 2 second intervals/When monitoring lag is set to 30 seconds: flashes 3 times per second, in 0.4 second intervals.	Go to step 6 .	Go to step 4 .
4 CHANGE THE SETTING OF SECURITY SYSTEM . Change the setting of the security system to ON. Refer to SECURITY SYSTEM ON/OFF SETTING , INSPECTION, Security System.	Is setting change completed correctly?	Go to step 5 .	Check the ignition switch circuit. Refer to CHECK IGNITION SWITCH CIRCUIT , INSPECTION, Security System. Check the door lock switch circuit. Refer to CHECK DOOR LOCK SWITCH , INSPECTION, Keyless Entry System.
5 CHECK THE SETTING CHANGE OF SECURITY SYSTEM . Remove the key from ignition switch, and then close all doors. Press the LOCK button of the keyless transmitter. Check the security indicator light flashing patterns.	Is the flashing pattern of the security indicator light as follows? When monitoring lag is set to 0 seconds: flashes twice within 0.5 seconds, in 2 second intervals/When monitoring lag is set to 30 seconds: flashes 3 times per second, in 0.4 second intervals.	Go to step 6 .	Replace the body integrated unit. Refer to BODY INTEGRATED UNIT .
6 CHECK SECURITY SYSTEM OPERATION . Press the LOCK button of keyless transmitter, and wait for 30 seconds.	Is the blinking pattern of security indicator light blink twice within 0.5 seconds in 2 second cycles?	Go to step 7 .	Replace the body integrated unit. Refer to BODY INTEGRATED UNIT .
7 CHECK SECURITY ALARM OPERATION . Unlock all doors using the door lock switch on driver's door. Open any door or the rear gate.	Does the security alarm operate when opening any door or the rear gate?	Go to step 8 .	Check the door switch. Refer to CHECK DOOR SWITCH , INSPECTION, Security System. Check the rear gate latch switch. Refer to REAR GATE LATCH AND ACTUATOR ASSEMBLY .
8 CHECK SECURITY ALARM OPERATION . Check the security alarm operation.	Do all security alarms operate? Horn sound, Hazard lights flash, Security indicator light illuminates	Go to step 9 .	Check the horn. Refer to CHECK HORN , INSPECTION, Security System. Check the hazard light. Refer to CHECK HAZARD LIGHT OPERATION , INSPECTION, Security System.
9 CHECK SECURITY ALARM CANCEL OPERATION . Press any button of transmitter while the security alarm is operating. Or turn the ignition switch to ON.	Do all security alarms stop? Horn, Hazard lights	Go to step 10 .	Check the ignition switch circuit. Refer to CHECK IGNITION SWITCH CIRCUIT , INSPECTION, Security System.
10 CHECK SECURITY SYSTEM CONDITION MEMORY . Check that the system functions properly when the battery is not connected temporarily. Refer to CHECK SECURITY SYSTEM CONDITION MEMORY , INSPECTION, Security System.	Does the system function properly when the battery is not connected temporarily?	Go to step 11 .	Replace the body integrated unit. Refer to BODY INTEGRATED UNIT .
11 CHECK IMPACT SENSOR (DEALER OPTION) . Check the sensitivity of the impact sensor. Refer to CHECK IMPACT SENSOR , ADJUSTMENT, Impact Sensor.	Is the sensitivity set properly?	Press the UNLOCK button of keyless transmitter, and finish the diagnosis.	Adjust the sensitivity. Refer to IMPACT SENSITIVITY ADJUSTMENT , ADJUSTMENT, Impact Sensor.

NOTE: Check the function setting of body integrated unit if any of the following symptoms appear. Refer to BASIC DIAGNOSTIC PROCEDURE .

The horn does not sound even when the security alarm is triggered and operating. As a cause, it is possible that the siren ON/OFF setting is set to ON in the customization function.
The horn sounds when setting the security to ON (Monitoring condition) using the keyless transmitter. As a cause, it is possible that the impact sensor present (ON) not present (OFF) setting is set to ON in the customization function though there is no impact sensor.