P0191
Fuel Rail Pressure Sensor Circuit Range/Performance
Affects: Tiggo 7, Tiggo 8, Arrizo 5
On This Page
Quick Fix Summary
Common Causes
- •Faulty fuel rail pressure sensor
- •Fuel pump issue
- •Wiring problem
- •Faulty fuel pressure regulator
How to Fix
- 1Test fuel rail pressure sensor
- 2Check fuel pump pressure
- 3Inspect wiring
- 4Test fuel pressure regulator
Estimated Repair Cost (Australia)
*Cost varies by model, location, and service provider. Get multiple quotes.
⚠️ Disclaimer: This information is for educational purposes only and does not constitute professional mechanical advice. Always consult a certified automotive technician for accurate diagnosis and repair. Repair costs are estimates based on Australian market data (July 2026) and may vary by location, model year, and service provider.
Safety notice: Fault codes related to engine, transmission, or braking systems should be addressed immediately. Delaying repairs may result in further damage or safety hazards.
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Try OBD2 Lookup Tool →Frequently Asked Questions
What does P0191 mean on a Chery?
P0191 means fuel rail pressure sensor circuit range/performance. The most common cause is a faulty O2 sensor or exhaust leak.
How much does it cost to fix P0191 on a Chery?
Repair costs for P0191 typically range from $200 to $900 AUD, depending on the root cause.
Can I still drive with P0191 code?
P0191 is medium severity. You can drive short distances, but schedule a diagnostic soon.
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