| DTC Strategy |
Case 1 |
- Fuel injector driver boost voltage check
|
- Poor Connector Connection
- Unstable Power
- Incorrect or intermittent battery cable connections
|
| Case 2 |
- Fuel injector driver performance check
|
| Enable Conditions |
Case 1 |
- Engine speed over 32 RPM
- Time delay after engine start elapsed over 1s
|
| Case 2 |
|
| Threshold Value |
Case 1 |
- Mean value of boost voltage is out of range (50 to 75V)
|
| Case 2 |
- SPI bus communication error detected
- ATIC 124 disabled
- Synchronization signal from uC missing
- Initialization error
|
| Diagnostic Time |
Case 1 |
|
| Case 2 |
- Continuously (15 segment / loop time segment)
|
| MIL ON Condition |
|