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Symptom Tree t037-155
| Cause | Correction |
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Electronic fault codes active or high counts of inactive fault codes |
Refer to Section TF in the CELECT™ Plus Systems Troubleshooting and Repair Manual, Bulletin 3666130, or Section TF in the CELECT™ Systems Troubleshooting and Repair Manual, Bulletin 3666084. |
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Engine is cold |
Allow the engine to warm to operating temperature. If the engine will not reach operating temperature, refer to the Coolant Temperature Below Normal troubleshooting symptom tree in Section TS. |
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Lubricating oil pressure is below specification |
Check the oil pressure. If the pressure is low, refer to Procedure 007-028 in Section 7. |
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Air in the lubricating oil system |
Check the oil level. If the level is high, check for a cracked oil suction tube. Refer to Procedure 007-025 in Section 7. |
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Lubricating oil leak (internal) |
Check the engine brake hose connections, the engine brake housing, and the jumper tube o-rings for oil leaks. Refer to Procedure 020-024 in Section 20 |
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Engine brake lubricating oil supply line is restricted |
Remove the oil supply line. Inspect the supply line for a restriction. |
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Engine brake adjustment is not correct |
Adjust the engine brakes. Refer to Procedure 020-024 in Section 20. |
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Engine brake harness connectors are loose or broken |
Check the engine brake harness connectors. Check the engine brake harness for continuity. Use the circuit diagrams or the wiring diagrams in the CELECT Plus™ Systems Troubleshooting and Repair Manual, Bulletin 3666130, or in the CELECT™ Systems Troubleshooting and Repair Manual, Bulletin 3666084. |
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Master piston is stuck |
Check the master piston for freedom of movement. Replace the master piston if necessary. Refer to the OEM service manual. |
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Engine brake solenoid valve has a leaking center o-ring seal |
Remove the solenoid valves and replace the center o-rings if necessary. |
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