11003.03 Abnormal Sensor Voltage MS12501,0000049 –19–14JAN06–1/1 Harness diagnostics Other individual sensor or component diagnostic trouble codes (DTC) may also be present within this code. Engine speed dial may not function correctly when this code is present. –1/1 TM2361 (24JUN08) 9001-10-4 450DLC Excavator Operation and Tests 062608 PN=28 Main Controller (MCF) Diagnostic Trouble Codes 2 Machine Function Is operation of machine normal? See Operational Checkout Procedure. (Group YES: Machine may be Check 9005-05). operated but it is recommended that the main controller (MCF) be replaced. 9001 NO: Main controller 10 (MCF) malfunction. 4 Replace. See Main Controller (MCF) Remove and Install.
(Group 9015-20). – – –1/1 Main Controller (MCF) Diagnostic Trouble Codes 2 Machine Function Check Is operation of machine normal? See Operational Checkout Procedure. (Group 9005-05). YES: Machine may be operated but it is recommended that the main controller (MCF) be replaced. NO: Main controller (MCF) malfunction. Replace. See Main Controller (MCF) Remove and Install. (Group 9015-20). – – –1/1 9001 10 4 1 Diagnostic Trouble Code Check Clear and re-check DTCs. Is DTC 11003.03-Abnormal Sensor Voltage still present? YES: Go to Continuity Check. NO: Sensor malfunction. Replace sensor.
– – –1/1 2 Continuity Check Disconnect all connectors on main controller (MCF) and to sensors corresponding with codes displayed. Check for continuity between terminals 1 and 3 of sensor harness connector. Is there continuity between terminals 1 and 3? YES: Short circuit in harness between main controller (MCF) and sensor. Check harness. Repair or replace harness. See Cab Harness (W1) Wiring Diagram, see Machine Harness (W2) Wiring Diagram, see Pump Harness (W8) Wiring Diagram, or see Control Valve Harness (W7) Wiring Diagram. (Group 9015-10.) NO: Main controller (MCF) malfunction. Replace. See Main Controller (MCF) Remove and Install (Group 9015-20). – – –1/1