22 · Diagnostics

P0191 - fuel pressure signal

Make: Fiat
Model: Croma Factory Service Manual
Year: 2005–2010
Section: Examiner - electronic diesel management › P0191 - fuel pressure signal

Fault diagnosisP0191 - fuel pressure signal

P0191 - FUEL PRESSURE SIGNAL

1.9 JTD 8v, 1.9 JTD 16v, 2.4 JTD 20v

The diagnostic equipment signals: Error P0191 (Fuel pressure signal)

This error is detected if there is interference with the signal for the sensor at Pin 43 of the electronic control module.

1	FUEL HIGH PRESSURE SENSOR CHECK	ALL OK	PROBLEMS ENCOUNTERED	ACTION
	Check that the fuel high pressure sensor is working properly, following the instructions in the See Test 1060GH DIESEL FUEL PRESSURE CHECK	End of diagnosis

FUEL HIGH PRESSURE SENSOR CHECK

ALL OK

PROBLEMS ENCOUNTERED

ACTION

Check that the fuel high pressure sensor is working properly, following the instructions in the

End of diagnosis

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