Table of contents
PC800, 850-8E0
Inspecting locations of hydraulic drift in work equipment.....................................................
30- 58
Measuring fan speed ........................................................................................................... 30- 59
Measuring fan circuit oil pressure ........................................................................................ 30- 60
Measuring fan pump EPC current........................................................................................ 30- 61
Measuring fan pump EPC solenoid valve outlet pressure ................................................... 30- 62
Measuring oil leakage .......................................................................................................... 30- 63
Releasing remaining pressure from hydraulic circuit ...........................................................
30- 67
Bleeding air from various parts ............................................................................................
30- 68
Inspection procedures for diode........................................................................................... 30- 71
Adjusting mirrors .................................................................................................................. 30- 72
Electrical system .....................................................................................................................
30- 73
Special functions of machine monitor .................................................................................. 30- 73
Handling voltage circuit of engine controller ........................................................................
30- 117
Preparatory work for troubleshooting of electrical system ................................................... 30- 118
Pm Clinic .................................................................................................................................
30- 122
Pm clinic service .................................................................................................................. 30- 122
UNDERCARRIAGE INSPECTION REPORT ...................................................................... 30- 129
40 Troubleshooting
General information on troubleshooting .................................................................................. 40-
7
Points to remember when troubleshooting .......................................................................... 40-
7
Sequence of events in troubleshooting................................................................................ 40-
8
Checks before troubleshooting ............................................................................................
40-
9
Classification and procedures for troubleshooting ............................................................... 40- 35
Failure codes table...............................................................................................................
40- 38
Symptom and troubleshooting numbers .............................................................................. 40- 43
Information in troubleshooting table.....................................................................................
40- 46
Troubleshooting method for open circuit in wiring harness of pressure sensor system ...... 40- 48
Connector list and layout ..................................................................................................... 40- 50
Connection table for connector pin numbers ....................................................................... 40- 61
T- branch box and T- branch adapter table ......................................................................... 40- 97
Fuse locations...................................................................................................................... 40- 100
Troubleshooting by failure code .............................................................................................. 40- 103
Failure code [989L00] Engine Controller Lock Caution 1 .................................................... 40- 103
Failure code [989M00] Engine Controller Lock Caution 2 ................................................... 40- 104
Failure code [989N00] Engine Controller Lock Caution 3 .................................................... 40- 104
Failure code [AA10NX] Air Cleaner Clogging ...................................................................... 40- 105
Failure code [AB00KE] Charge Voltage Low ....................................................................... 40- 106
Failure code [B@BAZG] Eng Oil Press Low........................................................................
40- 108
Failure code [B@BAZK] Eng Oil Level Low......................................................................... 40- 109
Failure code [B@BCNS] Eng Water Overheat .................................................................... 40- 110
Failure code [B@BCZK] Eng Water Level Low ................................................................... 40- 112
Failure code [B@HANS] Hyd Oil Overheat.......................................................................... 40- 114
Failure code [CA111] ECM Critical Internal Failure ............................................................. 40- 116
Failure code [CA115] Eng Ne and Bkup Speed Sens Error ................................................ 40- 118
Failure code [CA122] Chg Air Press Sensor High Error ...................................................... 40- 120
Failure code [CA123] Chg Air Press Sensor Low Error ....................................................... 40- 122
Failure code [CA131] Throttle Sensor High Error ................................................................ 40- 124
Failure code [CA132] Throttle Sensor Low Error ................................................................. 40- 126
Failure code [CA135] Eng Oil Press Sensor High Error ...................................................... 40- 128
Failure code [CA141] Eng Oil Press Sensor Low Error ....................................................... 40- 130
Failure code [CA144] Coolant Temp Sens High Error ......................................................... 40- 132
Failure code [CA145] Coolant Temp Sens Low Error.......................................................... 40- 134
Failure code [CA153] Chg Air Temp Sensor High Error ...................................................... 40- 136
00-4