DTC P0193-00: High Fuel Pressure Sensor System: High Input
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P0193-00: (PCM - VIN Y) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
High fuel pressure sensor system: High input |
| Detection condition |
- The specified period of time has elapsed while the high fuel pressure sensor voltage exceeds the standard.
|
| Fail-safe |
- Stops high pressure fuel pump control
- Limits intake air amount
|
| Possible cause |
- Malfunction in wiring harness (including connector/terminal) between high fuel pressure sensor and PCM (see CIRCUIT INSPECTION
.) (see CLEARING DTC
.)
- High fuel pressure sensor malfunction (Refer to applicable HIGH FUEL PRESSURE SENSOR INSPECTION (VIN Y)
in the service information.)
- PCM malfunction (Refer to applicable PCM REMOVAL/INSTALLATION (VIN Y)
in the service information.)
|
| Repeatability verification procedure |
- Clear the DTC recorded in the memory. (see CLEARING DTC
.)
- Perform the KOEO or KOER self test. (See DTC INSPECTION
.)
|
 Courtesy of MAZDA MOTORS CORP.
|
| 1 |
PCM |
| 2 |
High fuel pressure sensor |