004765.00
John Deere 004765.00: High DOC Inlet Temperature
Issue description
The system has detected that the inlet temperature to the DOC (Diesel Oxidation Catalyst) is exceeding acceptable limits. This condition may affect the performance and longevity of the DOC and related components.
Check the cause
The temperature sensor located at the DOC inlet
The exhaust system for blockages or restrictions
The engine's operating conditions and load levels
Repair steps
Inspect
Check the temperature sensor at the DOC inlet for damage or improper installation.
Inspect
Examine the exhaust system for any blockages, leaks, or restrictions that could cause excessive heat buildup.
Monitor
Observe the engine's performance and operating conditions to ensure it is within normal parameters.
Parts you might need
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