VIDEO

Alfa Romeo DTC

Alfa Romeo DTC P0191

Manufacture

Alfa Romeo DTC

Code

P0191

Definition

Fuel Rail Pressure Sensors Cable 1 And Cable 2 Plausibility

Description

The PCM detects a difference of 500 kPa (72.5 psi) between the Fuel Rail Pressure Sensor Signal 1 and Fuel Rail Pressure Sensor Signal 2 readings.

Cause

  • High Resistance In The Fuel Rail Pressure Sensor Signal 1 CircuitHigh Resistance In The Fuel Rail Pressure Sensor Signal 2 CircuitFuel Rail Pressure Sensor Signal 1 Or Fuel Rail Pressure Sensor Signal 2 Drifted Out Of RangePowertrain Control Module (Pcm)

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