P0191moderate severityPowertrain

Fuel Rail Pressure Sensor Circuit Range/Performance

on 2012 Volvo XC60 3.2L I6 · AWD

What this code means

The fuel rail pressure sensor reading is out of expected range.

Symptoms

  • Check Engine Light
  • Engine surge
  • Poor performance

Common causes

  • Sensor fault
  • Fuel pressure issue
  • Restricted fuel line

Diagnostic steps

  1. Compare sensor to mechanical gauge
  2. Check fuel pump
  3. Inspect fuel lines

Repair notes

Replace sensor or repair fuel system.

Other Powertrain codes on this vehicle

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