P0091
Read the instructions below then start the fault diagnostic procedure.
Symptom:
P0091 |
Fuel Pressure Too Low
On-Board Diagnostics
Fault criteria:
- |
The difference between the actual fuel pressure in the fuel rail and the desired value is greater than 25 MPa.
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For more information, see also:
- "Read Values" menu for a description of read values.
- "Activate" menu for a description of applications.