Symptom Tree t108
Cause | Correction |
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Bulk coolant supply is contaminated |
Check the bulk coolant supply. Drain the coolant and replace with non-contaminated coolant. Replace the coolant filters. Refer to Procedure 008-018 and Procedure 008-006 in Section 8. |
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Lubricating oil cooler is malfunctioning |
Check the oil cooler. Refer to Procedure 007-003 in Section 7. |
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Torque converter cooler or hydraulic oil cooler is malfunctioning |
Remove and inspect the cooler cores and o-rings. Refer to the OEM service manual. |
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Marine gear oil cooler is malfunctioning |
Remove and inspect the marine gear oil cooler. Refer to Procedure 008-041 or Procedure 008-129 in Section 8. |
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Turbocharger bearing housing cracked or porous |
Remove the turbocharger and pressure test for a cracked or porous bearing housing. Refer to Procedure 010-033 in Section 10. |
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Cylinder head gasket is leaking |
Remove the cylinder head and check the cylinder head gasket. Refer to Procedure 002-004 in Section 2. |
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Cylinder head is cracked or porous |
Pressure test the cylinder head. Refer to Procedure 002-004 in Section 2. |
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Cylinder block is cracked or porous |
Replace the cylinder block. Refer to Procedure 001-026 in Section 1. |
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