Conditions for Running the DTC's

DTC P2635

• DTC P018B, P018C, P018D, P0231, P0232, P023F, P0641 or P1255 are not active.
• Fuel pump control is enabled, the fuel pump control state and pressure control state are normal.
• The ignition voltage is between 11 - 32 V.
• The engine has been running for greater than 30 s.
• The engine fuel flow is not 0.
• Low fuel level warning not present.
• The DTC runs continuously when the conditions above are met.

DTC P2BB3

• The ignition voltage is greater than 11 V
• The fuel pump duty cycle command measured and received is in error for greater than 0.1 s
• The DTC runs continuously when the conditions above are met.