| DTC Strategy |
- Voltage range inspection (open, short inspection)
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- OPU component internal current sensor or temperature sensor is faulty
- OPU connector is contact inferiority or backed out terminal
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| Enable Conditions |
CASE 1 |
- Low voltage battery is between 9V and 16V
- ATF temperature is higher than 30°C (86°F)
- EOP running
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| CASE 2/3 |
- Low voltage battery is between 9V and 16V
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| CASE 4 |
- Low voltage battery is between 9V and 16V
- Vehicle soaking is more than 8h (engine "OFF")
- The temperature difference between the inverter and the drive motor is less than 20°C (66°F)
- EOP stop
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| CASE 5 |
- Low voltage battery is between 9V and 16V
- Vehicle Speed is over 10km/h (6.2MPH)
- EOP running
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| CASE 6/7/8 |
- Low voltage battery is between 9V and 16V
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| CASE 9 |
- Low voltage battery is between 9V and 16V
- EOP RPM change is over 300 RPM than before shift
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| Threshold value |
CASE 1 |
- IGBT temperature sensor is under 0.15V
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| CASE 2 |
- IGBT temperature sensor is over 4.74V
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| CASE 3 |
- OPU internal rate of temperature change is more than 5°C (41°F) per 0.007s
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| CASE 4 |
- OPU internal temperature is higher than 20°C (66°F) than that of the inverter and the drive motor
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| CASE 5 |
- OPU internal rate of temperature Change is 0°C (32°F)
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| CASE 6 |
- DC link current sensor is under 0.36V
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| CASE 7 |
- DC link current sensor is over 4.75V
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| CASE 8 |
- DC link current sensor is under 0.24V or over 0.96V
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| CASE 9 |
- When shift gears, the difference between the input current and the initial input current is less than 0.06A
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| Detecting Time |
CASE 1/2 |
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| CASE 3 |
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| CASE 4 |
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| CASE 5 |
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| CASE 6/7 |
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| CASE 8 |
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| CASE 9 |
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| MIL ON Condition |
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