TM2361 (24JUN08) 9010-15-14 450DLC Excavator Operation and Tests 062608 PN=284 Diagnostic Information 3 Travel Pressure Sensor Check Check for travel pilot pressure. Using monitor, check travel pressure sensor. See Monitor Data Items Using the Monitor Display. (Group 9015-20.) Does monitor display pressure? YES: Travel pressure is displayed: Go to Attachment Pressure Sensor Check. (Group 9010-15.) NO: Check travel pressure sensor circuit. See System Functional Schematic. (Group 9015-10.) – – –1/1 4 Attachment Pressure Sensor Check Check for attachment control pilot pressure. Using monitor, check front swing/front attachment control pilot pressure.
See Monitor Data Items Using the Monitor Display. (Group 9015-20.) Does monitor display attachment control pilot pressure? YES: Attachment control pilot pressure is displayed: Go to Auto-Idle Switch Check. (Group 9010-15.) NO: Check attachment pressure sensor circuit. See System Functional Schematic. (Group 9015-10.) – – –1/1 9010 15 14 5 Auto-Idle Switch Check Turn auto-idle switch on. Is auto-idle icon displayed on monitor? YES: Auto-idle icon is displayed on monitor: Inspect wire harness between switch (S8) and main controller (A3). See Cab Harness (W1) Wiring Diagram. (Group 9015-10.) NO: Auto-idle icon is not displayed on monitor, check switch for continuity. IF OK:
Inspect wire harness between switch and main controller and between switch and monitor. See Cab Harness (W1) Wiring Diagram. (Group 9015-10.) Also See Monitor Harness (W3) Wiring Diagram. (Group 9015-10.) – – –1/1