TM2361 (24JUN08) 9001-10-70 450DLC Excavator Operation and Tests 062608 PN=94 Main Controller (MCF) Diagnostic Trouble Codes 24 DTC Check Connect connector to information controller (ICF). YES: information controller (ICF) Clear diagnostic trouble codes (DTC) and re-check for DTCs. malfunction. Replace. See Information Is DTC 11911.02-Security Signal Message Error still present? Controller (ICF) Remove and Install. (Group 9001 9015-20.) 10 70 NO: Check harness connection to information controller (ICF). – – –1/1 Main Controller (MCF) Diagnostic Trouble Codes 24 DTC Check Connect connector to information controller (ICF). Clear diagnostic trouble codes (DTC) and re-check for DTCs.
Is DTC 11911.02-Security Signal Message Error still present? YES: information controller (ICF) malfunction. Replace. See Information Controller (ICF) Remove and Install. (Group 9015-20.) NO: Check harness connection to information controller (ICF). – – –1/1 9001 10 70 25 ECM CAN Resistance Check Connect all connectors except engine control module (ECM) connector. Check resistance between pin 18 (CAN High) and pin 37 (CAN Low) wires in connector. Is resistance between 110—130 Ω? YES: Go to DTC Check. NO: Go to Monitor Controller CAN Resistance Check. – – –1/1 26 DTC Check Connect connector to engine control module (ECM). Clear diagnostic trouble codes (DTC) and re-check for DTCs.
Is DTC 11911.02-Security Signal Message Error still present? YES: Engine control module (ECM) malfunction. Replace. See Engine Control Module (ECM) Remove and Install. (Group 9015-20.) NO: Check harness connection to engine control module (ECM). – – –1/1 27 Monitor Controller CAN Resistance Check Connect all connectors except monitor controller connector B (X20). Check resistance between pins B6 and B7. Is resistance between 110—130 Ω? YES: Go to DTC Check. NO: Malfunction in any controller on CAN. – – –1/1 28 DTC Check Connect connector to monitor controller. Clear diagnostic trouble codes (DTC) and re-check for DTCs. Is DTC 11911.02-Security Signal Message Error still present? YES:
Monitor controller malfunction. Replace. See Monitor Controller Remove and Install. (Group 9015-20.) NO: Check the connection to monitor controller. – – –1/1