DTC Detection Logic
P0090 FUEL RAIL PRESSURE CONTROL SYSTEM - DTC DESCRIPTION
| DTC | M.U.T.-III SE screen terms (Trouble diagnosis content) | DTC detection condition | ||
|---|---|---|---|---|
| P0090 | 00 | FUEL PUMP (Fuel Pressure Regulator "A" Control Circuit/Open) | Diagnosis condition | Engine running at idle |
| Signal (terminal) | High pressure fuel pump signal | |||
| Threshold | ECM detects High pressure fuel pump circuit is open | |||
| Diagnosis delay time | 5 seconds | |||