Foreword [Immobilizer System (Advanced Keyless System)]

FOREWORD [IMMOBILIZER SYSTEM (ADVANCED KEYLESS SYSTEM)

NOTE:
- When the immobilizer system is defective, the engine cannot be started.
- If engine condition is normal but security light stays on, inspect for short circuit between security light.
Repair or replace the wiring harness if necessary.
- The vehicle may fail to start or a DTC may be stored in the PCM if the following occurs:
- If a large, metal object is close to a valid key
- If an electrical device is close to a valid key
- If two or more valid keys are on the same key ring

- If any malfunction cannot be identified, verify that no metal object or electrical device is on the key ring.
- The security light repeatedly displays a DTC 10 times when the ignition switch is in the ON position.

1. Turn the ignition switch to the ON position.
- If there is any malfunction, the security light flashes rapidly for approx. 1 min and starts displaying a DTC.
- If there is no malfunction, the security light illuminates for approx. 3 s and goes off.

2. Verify the security light condition and read the DTC according to security light flashing pattern.




3. Connect the M-MDS to the DLC-2 connector.
4. After the vehicle is identified, select the following items from the initial screen of the M-MDS.
- When using the IDS (laptop PC)
- Select the "Toolbox" tab.
- Select "Self Test".
- Select "Modules".
- Select "RKE".

- When using the PDS (Pocket PC)
- Select "Module Tests".
- Select the "Optional" tab.
- Select "RKE".
- Select "Self Test".

5. Verify the DTC according to the directions on the screen.
- If any DTCs are displayed, perform troubleshooting according to the corresponding DTC inspection.

6. After completion of repairs, clear all DTCs stored in the keyless control module.