PUSHROD 4638776 - Caterpillar

Table 1
Diagnostic Codes Table    
Description    Conditions which Generate this Code    System Response    
E085(1) Engine Shutdown Overridden     The engine's Electronic Control Module (ECM) detects ground on the input for the protection override switch.     If an engine derate or an engine shutdown is active, the derate or the shutdown will be overridden.
The code is logged.    
E097(1) Engine Derate Overridden    System OperationIf full engine power is needed, the protection override switch allows the user to override an engine derate or an engine shutdown. The wires for the protection override switch are routed from the ECM to the main junction box. The wires are then routed to a customer supplied switch.
Illustration 1 g01287674
Typical schematic
Illustration 2 g01214717
P1 ECM connector (P1-5) Digital return (P1-64) Protection override switch
Illustration 3 g01234146
Location of ECM connectorsTest Step 1. Check for an "Active" Event Code
Turn the "main disconnect switch (MDS)" to the ON position.
Connect Caterpillar Electronic Technician (ET) to the service tool connector.
Monitor the event codes on Cat ET. Check and record any event codes.Note: Wait at least 30 seconds in order for the event codes to become active.
Determine if the problem is active and related to the