New Holland WorkMaster 50 Service Manual page 889

Electrical systems - FAULT CODES
DTC 25D-03-PMCat Inducement most severe derating level
Control Module : ECU
Context:
The Engine Control Unit (ECU) monitors the Particulate Matter (PM) catalytic converter efficiency. If the ECU A-9000
detects an failure of efficiency, an inducement warning will be triggered and this fault will occur. Other active faults
may have caused this fault to occur.
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