Details On DTCs
DTC P0088:00 (PCM, VINs 7, L, M) DETECTION CONDITION AND POSSIBLE CAUSE
| Description |
Fuel pressure sensor circuit range/performance problem |
| Detection condition |
Determination conditions |
- The actual fuel pressure becomes higher than the target fuel pressure by 1.2 MPa {12 kgf/cm2
, 174 psi} while the fuel pressure feedback amount is maintained high.
|
| Preconditions |
- Engine speed: 500 rpm or more
- The following DTCs are not detected:
- Fuel pressure sensor: P0089:00, P0192:00 and P0193:00
- High pressure fuel pump: P0091:00 and P0092:00
|
| Malfunction determination period |
|
| Drive cycle |
|
| Self test type |
|
| Sensor used |
|
| Fail-safe function |
- Limits intake air amount
- Stops high pressure fuel pump control
|
| Vehicle status when DTCs are output |
|
| Possible cause |
- High pressure fuel pump connector or terminals malfunction
- Fuel pressure sensor connector or terminals malfunction
- PCM connector or terminals malfunction
- Fuel pressure sensor malfunction
- Fuel injector malfunction
- High pressure fuel pump malfunction
- Relief valve (built-into high pressure fuel pump) malfunction
- PCM malfunction
|