Fault Code P0191
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0191
Fuel Rail Pressure Sensor 'A' Circuit Range/Performance
This code indicates a range or performance malfunction in the fuel rail pressure sensor 'A' circuit, which can severely impact the fuel injection system and potentially lead to performance issues or engine damage.
Part Details
Part Name
Fuel Rail Pressure Sensor
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪400 - ₪1,500
Engine Location
Engine compartment
Symptoms
- Hard starting
- Sudden engine stall
- Poor engine performance
- Check Engine light on
Possible Causes
- 1Defective fuel rail pressure sensor
- 2Defective fuel pressure regulator
- 3Faulty fuel pump
- 4Damaged wiring or loose connectors
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