ECM/PCM shows P0088 when the rail pressure is higher than the target rail pressure.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Max error of rail pressure control | 1. Poor return of supplied fuel 2. Sticking by high pressure of fuel pressure sensor |
Enable Conditions |
•
3 sec later after engine start | |
Threshold Value |
•
Target Rail Pressure - Real Rail pressure < -1.3 Mpa | |
Diagnosis Time |
•
- | |
Mil On Condition |
•
2 trips |
