Condition for fault identification

Test condition:

The fault is recognized when the fuel pressure in the low-pressure fuel system falls below a value defined in the program map.

Potential problem source(s):

• Tank fuel level too low
• Collateral fault

Terminal condition: none

Voltage condition:

• None

Temperature condition:

• Precatalyst temperature > 500 °C

Time condition:

• None

Other conditions:

• Engine on