On Board Diagnosis Function

ON-BOARD DIAGNOSIS 

There are two self diagnosis functions with air bag warning lamp per the following items:

• USER MODE
• DIAGNOSIS MODE

METHOD OF STARTING 

• Diagnosis mode changes from user mode to diagnosis mode when changing operation is performed.
• In user mode, when SRS air bag warning lamp is not turning ON, changing to diagnosis mode by ignition switch operation is not possible.
• In diagnosis mode, when repair is complete and system is normal, the mode changes to user mode when ignition switch is ON.

Procedure to Change Diagnosis Mode 

1. Ignition switch ON.
2. SRS air bag lamp turns ON for 7 seconds and turns OFF, then place ignition switch OFF within 2 seconds after the lamp turns OFF.
   NOTE: When in Diagnosis Mode, the air bag warning lamp may illuminate for more than 7 seconds after the ignition switch is ON. If this is the case, the ignition switch must still be cycled OFF after 7 seconds.
3. After placing ignition switch in the OFF position, wait for 3 seconds or more.
4. Repeat operation 1 to 3 for 2 times so that operation 1 to 3 is repeated for 3 times in total.
5. Ignition switch ON. Diagnosis mode changes.

USER MODE 

In USER MODE, air bag warning lamp on combination meter turns ON when a malfunction is detected and warns the customer (driver).

DIAGNOSIS MODE 

NOTE: Diagnosis Mode can not be entered if a malfunction is not detected in User Mode.

1. Ignition switch ON.
2. After AIR BAG warning lamp lights for 7 seconds, ignition switch OFF within 1 second.
3. Wait more than 3 seconds.
4. Repeat steps 1 to 3 two more times (3 times total).
5. Ignition switch ON.

SRS is now in Diagnosis Mode.