| DTC Strategy |
Case 1 |
- During Engine running check accuracy of time measurement by Engine OFF timer micro-com
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- Poor connection or damaged harness
- Unstable Power
- Faulty ECM/PCM
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| Case 2 |
- During Engine stop, check Engine OFF timer start increment
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| Enable Condition |
Case 1 |
- Engine speed is faster than 32 RPM
- Time is more than 10 sec after Engine start
- Battery voltage is between 10V and 16V
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| Case 2 |
- Transition ignition key "ON" to "OFF"
- Battery voltage is between 10V and 16V
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| Threshold Value |
Case 1 |
- Compare Engine OFF timer time ratio deviation measurement with Engine running timer (Main μC)
- Deviation ratio is greater than 10%
- Deviation ratio is between measurement time and internal μC Time
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| Case 2 |
- Compare Engine OFF timer time measurement with timer after ignition key off and Engine stop (Main μC)
- Deviation is greater 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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