11910.02 Actual Engine Speed Message Error NOTE: Engine speed is determined by the ECU and sent over CAN. MS12501,0000066 –19–21FEB06–1/1 TM2361 (24JUN08) 9001-10-56 450DLC Excavator Operation and Tests 062608 PN=80 Main Controller (MCF) Diagnostic Trouble Codes 3 Continuity Check Connect pin 1 and pin 2 of hydraulic oil temperature sensor harness connector. YES: Go to Open Circuit Check. Check continuity between main controller (MCF) connector D pin D2 and pin D6. NO: Open in harness. Is there continuity between main controller (MCF) connector D pin D2 and pin D6? Repair or replace 9001 harness. See Cab 10 Harness (W1) Wiring 56 Diagram and see Machine Harness (W2) Wiring Diagram.
(Group 9015-10.) – – –1/1 Main Controller (MCF) Diagnostic Trouble Codes 3 Continuity Check Connect pin 1 and pin 2 of hydraulic oil temperature sensor harness connector. Check continuity between main controller (MCF) connector D pin D2 and pin D6. Is there continuity between main controller (MCF) connector D pin D2 and pin D6? YES: Go to Open Circuit Check. NO: Open in harness. Repair or replace harness. See Cab Harness (W1) Wiring Diagram and see Machine Harness (W2) Wiring Diagram. (Group 9015-10.) – – –1/1 9001 10 56 4 Open Circuit Check Connect main controller (MCF) connector D pin D6 to machine ground.
Check continuity between hydraulic oil temperature sensor harness connector pin 2 and machine ground. Is there continuity between main controller (MCF) connector and hydraulic oil temperature sensor connector? YES: Open circuit in harness between main controller (MCF) connector D pin D2 and hydraulic oil temperature sensor connector pin 1. Repair or replace harness. See Cab Harness (W1) Wiring Diagram and see Machine Harness (W2) Wiring Diagram. (Group 9015-10.) NO: Open circuit in harness between main controller (MCF) connector D pin D6 and hydraulic oil temperature sensor connector pin 2. Repair or replace harness.
See Cab Harness (W1) Wiring Diagram and see Machine Harness (W2) Wiring Diagram. (Group 9015-10.) – – –1/1