| Case 1 |
Main Action |
- Check accuracy of time measurement during engine running by engine-off timer μC.
|
- ECM
- Poor Battery Condition
- Connecting condition
|
| Prerequisite Condition |
- Engine speed during engine start is faster than 608 to 960 rpm.
- Elapsed time after engine starts is longer than 3 seconds.
- Battery voltage is between 10V and 16V.
|
| Threshold Value |
- Time difference between engine-off timer time measurement (ES timer μC) and engine running timer (main μC timer) is greater than 35%+10 seconds.
|
| Diagnosis Time |
|
| Case 2 |
Main Action |
- Check engine-off timer start increment during power latch.
|
| Prerequisite Condition |
- Battery voltage is between 10V and 16V.
|
| Threshold Value |
- Deviation of engine-off timers after ignition switch turned off is shorter than 2 seconds
|
| Diagnosis Time |
|
| MIL On Condition |
|