| DTC Strategy |
Case 1 |
- O2 sensor controller malfunction
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- Poor connection or damaged harness
- Unstable Power
- Faulty PCM
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| Case 2 |
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| Case 3 |
- Power stage Port Flap Driver over temperature
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| Case 4 |
- H-bridge (ETC, Port Flap) malfunction
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| Case 5 |
- Output driver malfunction
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| Case 6 |
- Power Relay driver malfunction
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| Case 7 |
- 5V power supply driver malfunction
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| Enable Conditions |
Case 1 |
- Ignition "ON"
- Battery voltage is between 10V and 16V
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| Case 2 |
- Engine speed is higher than 32 rpm
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| Case 3 |
- Battery voltage is between 10V and 16V
- Engine speed is higher than 32 rpm
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| Case 4 |
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| Case 5 |
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| Case 6 |
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| Case 7 |
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| Threshold Value |
Case 1 |
- Error bit information from H/W circuit
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| Case 2 |
- Integrity of the knock acquisition is not correct
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| Case 3 |
- Power stage output for Port Flap has over temperature
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| Case 4 |
- Microcontroller communication error is detected
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| Case 5 |
- Microcontroller communication error is detected
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| Case 6 |
- Microcontroller communication error is detected
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| Case 7 |
- Microcontroller communication error is detected
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| Diagnostic Time |
Case 1 |
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| Case 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 |
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| Case 7 |
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| MIL ON Condition |
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