Fault Codes:
Caterpillar C4.4 $1100
Fault Description:
The fuel rail pressure is too high
Fault Cause:
The safety valve may open due to high oil rail pressure and is currently adjusting the oil rail pressure to below 80MPa(116,000 psi). The pressure of the oil rail may be improperly controlled, resulting in an excessively high level. Please refer to Fault Diagnosis and Elimination," Fuel Rail Pressure Fault ".
