The PCM sets DTC 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. Fuel injection pump |
Enable Conditions |
•
3 sec after engine start | |
Threshold Value |
•
Difference of Target Rail Pressure and Real Rail pressure less than -1.3 MPa(-13 bar/-188.54 psi) | |
Diagnostic Time |
•
5 sec. | |
Mil On Condition |
•
2 driving cycles |
