Reading Diagnostic Trouble Codes

DTC INSPECTION [IMMOBILIZER SYSTEM]

Security Light
1. Turn the ignition switch to the ON position.
2. Verify the security light state.
- If there is any malfunction:
- After any malfunction is detected, the security light will function as follows for approx. 1 min.
- DTC 16 and lower: Flashes
- DTC 21 and higher: Illuminated

- If there is no malfunction:
- The security light illuminates for approx. 3 s and goes out.

3. When any malfunction has been detected, read DTCs via flashing patterns displayed after the security light flashes or is illuminated for approx. 1 min.
- Perform troubleshooting according to the corresponding DTC inspection.

NOTE:
- A verified DTC is flashed 10 times repeatedly by the security light.
- If multiple DTCs are verified, the security light displays only the smallest DTC.

Using M-MDS




1. Connect the M-MDS to the DLC-2.
2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
- When using the IDS (laptop PC)
1. Select "Self Test".
2. Select "Modules".
3. Select "IC".

- When using the PDS (Pocket PC)
1. Select "Module Tests".
2. Select "IC".
3. Select "Self Test".

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

4. After completion of repairs, clear all DTCs stored in the instrument cluster. (See CLEARING DTC [IMMOBILIZER SYSTEM].) Clearing Diagnostic Trouble Codes