Symptom Tree t104
| Cause | Correction |
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Electronic fault codes active or high counts of inactive fault codes |
Refer to Fault Code Troubleshooting Manual, Bulletin 4022225. |
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Lubricating oil pressure switch, gauge, or sensor is malfunctioning or is not in the correct location |
Check the oil pressure switch, gauge, or sensor for correct operation and location. Refer to the OEM service manual. |
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Lubricating oil does not meet specifications for operating conditions |
Change the oil and filters. Refer to Cummins® Engine Oil and Oil Analysis Recommentations, Bulletin 3810340. Use the oil type recommended in Section V of the operation and maintenance manual. |
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Lubricating oil high-pressure relief valve or lubricating oil pump is malfunctioning |
Remove and inspect the high-pressure relief valve or lubricating oil pump. Refer to Procedure 007-021 and |
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