On Board Diagnosis Function: Notes
ON BOARD DIAGNOSIS ITEM
The on board diagnostic system has the following functions.
DIAGNOSTIC TEST MODE FUNCTION
| Diagnostic test mode | Function |
|---|---|
| Bulb check | MIL can be checked. |
| SRT status | ECM can read if SRT codes are set. |
| Malfunction warning | If ECM detects a malfunction, it illuminates or blinks MIL to inform the driver that a malfunction has been detected. |
| Self-diagnostic results | DTCs or 1st trip DTCs stored in ECM can be read. |
| Accelerator pedal released position learning | ECM can learn the accelerator pedal released position. Refer to "ACCELERATOR PEDAL RELEASED POSITION LEARNING : DESCRIPTION ". |
| Throttle valve closed position learning | ECM can learn the throttle valve closed position. Refer to "THROTTLE VALVE CLOSED POSITION LEARNING : DESCRIPTION ". |
| Idle air volume learning | ECM can learn the idle air volume. Refer to "IDLE AIR VOLUME LEARNING : DESCRIPTION ". |
| Mixture ratio self-learning value clear | Mixture ratio self-learning value can be erased. Refer to "MIXTURE RATIO SELF-LEARNING VALUE CLEAR : DESCRIPTION ". |