Powertrain
generic / SAE
P0193
Fuel Rail Pressure Sensor Circuit High Input
The ECU reads a voltage from the fuel rail pressure sensor above the calibrated maximum, indicating short to power or open ground reference.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number1 / 93
Possible causes
- Signal wire shorted to battery high
- Open ground reference medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 120–500 €
- Estimated time: 0.5–2 h
- Component: fuel rail pressure sensor
- Component: wiring harness
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012