| DTC Strategy |
Case 1 |
- Check accuracy of time measurement during engine running by engine-off timer μC
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- Poor Connector Connection
- Poor Battery Condition
- Faulty ECM
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| Case 2 |
- Check engine-off timer start increment during power latch
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| Enable Conditions |
Case 1 |
- Engine speed during engine start is faster than 608 to 960 RPM
- Elapsed time after engine starts is more than 3s
- Battery voltage is 10V to 16V
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| Case 2 |
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| Threshold Value |
Case 1 |
- Time difference between engine-off timer time measurement (ES timer μC) and engine running timer (main μC timer) is greater than 35% + 10s
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| Case 2 |
- Deviation of engine-off timers after ignition switch turned off is shorter than 2s
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| Diagnostic Time |
Case 1 |
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| Case 2 |
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| MIL ON Condition |
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