881040A 1 Mariner HOSE ASSEMBLY, Fuel Supply

Probable Causes
Diagnostic codes
ECM Flash file
Glow plugs
Ether injection
Coolant temperature
Cooling system
Fuel quality
Valve lash
Low compression (cylinder pressure)
Electronic unit injectors
Individual malfunctioning cylinder
Aftertreatment system contains oil or fuelRecommended Actions
Diagnostic Codes
Note: The procedures have been listed in order of probability. Complete the procedures in order.
Table 1
Troubleshooting Test Steps Values Results
1. Diagnostic Codes
A. Establish communication between the electronic service tool and the Electronic Control Module (ECM) . Refer to Troubleshooting, "Electronic Service Tools", if necessary.
B. Download the Warranty Report and the Product Status Report with Histograms before performing any troubleshooting or clearing any diagnostic codes.
Note: The downloaded information will be required by the