HOSE 8S9355 - Caterpillar

Note: Use this procedure only if the engine does not shut down completely.Probable Causes
Diagnostic codes
ECM parameters
ECM connection
Fuel supply
Intake manifold pressureRecommended Actions
Do not crank the engine continuously for more than 30 seconds. Allow the starting motor to cool for two minutes before cranking the engine again.
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" from the engine ECM before performing any troubleshooting or clearing diagnostic trouble codes.
Troubleshoot any active codes before continuing with this procedure.
   
Diagnostic codes
   
Result: There are active or logged codes.
Troubleshoot any codes before continuing with this procedure.
Result: There are no active or logged codes.
Proceed to Test Step 2.
   
2. ECM Parameters
A. Use the electronic service tool to verify that the correct engine parameters are being used. Refer to Troubleshooting, "System Configuration Parameters" and Troubleshooting, "Customer Configuration Parameters" for additional information.
   
Parameters
   
Result: The parameters are not configured correctly.
Correctly configure the parameters.
Verify that the configuration change eliminated the fault.
Result: The parameters are configured correctly.
Proceed to Test Step 3.
   
3. ECM Connection
A. Check that the P1 and P2 connectors are correctly installed.
Note: If a fault is suspected with the ECM power or ground connections, refer to Troubleshooting, "Electrical Power Supply - Test".
   
ECM connection
   
Result: An ECM connector is not correctly installed.
Repair the electrical connector or replace the electrical connector.
Result: Both ECM connectors are correctly installed.
Proceed to Test Step 4.
   
4. Fuel Supply
A. Ensure that the vent in the fuel cap is not filled with debris.
B. Ensure that the fuel supply valve (if equipped) is in the full OPEN position.
C. If the temperature is below
0 °C (32 °F), check for solidified fuel (wax).
D. Check the primary filter/water separator for water in the fuel.
E. Check for fuel supply lines that are restricted.
F. Replace the primary and secondary fuel filters.
G. Check the diesel fuel for contamination. Refer to Systems Operation, Testing, and Adjusting, "Fuel Quality - Test".
H. Check for air in the fuel system. Refer to Systems Operation, Testing, and Adjusting, "Air in Fuel - Test".
   
Fuel system
   
Result: The fuel contains solidified wax.
Replace the fuel with fuel of the correct specification for the ambient conditions.
Result: There are fuel supply lines that are restricted.
Replace any damaged or restricted fuel lines.
Replace the primary fuel filter and the secondary fuel filters. Refer to the Operation and Maintenance Manual for further information.
Result: There is air in the fuel system.
Prime the fuel system. Refer to Systems Operation, Testing, and Adjusting, "Fuel System - Prime".
Result: The diesel fuel is contaminated.
Drain the fuel tank and the fuel system.
Replace the primary fuel filter and the secondary fuel filters. Refer to the Operation and Maintenance Manual for further information.
Fill and prime the fuel system with fuel of the correct specification. Refer to Systems Operation, Testing, and Adjusting, "Fuel System - Prime".
Result: The fuel supply is