Exhaust System Contains Coolant - Perkins 854F-E34T Troubleshooting Manual

UENR0612
(Table 35, contd)
Troubleshooting Test Steps
8. Low Compression (Cylinder Pressure)
A. Perform a compression test. Refer to Systems Operation, Test-
ing, and Adjusting, "Compression - Test".
9. Individual Malfunctioning Cylinders
A. With the engine speed at a fast idle, use the electronic service
tool to perform the manual "Cylinder Cut Out Test" . As each cylin-
der is cut out, listen for a change in the sound from the engine.
When a cylinder is cut out, there should be a noticeable change in
the sound of the engine.
Exhaust System Contains
Coolant
Use the following procedure to troubleshoot a
problem with coolant in the exhaust system.
Probable Causes
• Exhaust Gas Recirculation (EGR) cooler leak
• Cylinder head gasket leak
• Cylinder head leak
Recommended Actions
Note: The procedures have been listed in order of
probability. Complete the procedures in order.
This document has been printed from SPI2. NOT FOR RESALE
Values
Low compression Result: Low compression is recorded on one or more
cylinders.
Possible causes of low compression are shown in the
following list:
·Loose glow plugs
·Faulty piston
·Faulty piston rings
·Worn cylinder bores
·Worn valves
·Faulty cylinder head gasket
·Damaged cylinder head
Make any repairs, as necessary.
Attempt to start the engine. If the engine will not start,
contact the Dealer Solution Network (DSN).
Result: No faults found.
Proceed to Test Step 9.
Cylinders Result: There is not a noticeable change in the sound
of the engine for at least one cylinder.
Investigate the cause of the fault on any cylinder that is
not operating. Investigate the cause of the fault on any
cylinder that is operating below normal performance.
Result: There is a noticeable change in the sound of
the engine for each cylinder.
Contact the Dealer Solution Network (DSN).
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Symptom Troubleshooting
Results