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Table of Contents
Releasing remaining pressure from hydraulic circuit ........................................................... 30- 56
Testing oil leakage ............................................................................................................... 30- 57
Bleeding air from each part.................................................................................................. 30- 59
Cab and its attachments ......................................................................................................... 30- 61
Checking cab tipping stopper............................................................................................... 30- 61
Adjusting mirrors .................................................................................................................. 30- 62
Angle adjustment of rear view camera................................................................................. 30- 65
Hybrid relation......................................................................................................................... 30- 66
Testing swing holding brake ................................................................................................ 30- 66
Cleaning and replacement of oil filter of swing electric motor.............................................. 30- 67
Operation check of swing emergency stop switch ............................................................... 30- 68
Electrical system ..................................................................................................................... 30- 70
Special functions of machine monitor .................................................................................. 30- 70
Handling voltage circuit of engine controller ........................................................................ 30-132
Precautions related to hybrid machines............................................................................... 30-133
Preparation work for troubleshooting of electrical system ................................................... 30-134
Procedure for testing diodes ................................................................................................ 30-140
Pm Clinic ................................................................................................................................. 30-141
Pm Clinic service ................................................................................................................. 30-141
40 Troubleshooting
General information on troubleshooting .................................................................................. 40- 10
Points to remember when troubleshooting .......................................................................... 40- 10
Sequence of events in troubleshooting................................................................................ 40- 11
Checks before troubleshooting ............................................................................................ 40- 12
Classification and procedures for troubleshooting ............................................................... 40- 41
Failure codes table............................................................................................................... 40- 44
Symptom and troubleshooting numbers .............................................................................. 40- 52
Information in troubleshooting table..................................................................................... 40- 55
Troubleshooting method for open circuit in wiring harness of pressure sensor system ...... 40- 57
Connector list and layout ..................................................................................................... 40- 59
Connection table for connector pin numbers ....................................................................... 40- 70
T- branch box and T- branch adapter table ......................................................................... 40- 106
Fuse location table............................................................................................................... 40- 109
Troubleshooting by failure code.............................................................................................. 40-111
Failure code [989L00] Engine Controller Lock Caution 1 .................................................... 40- 111
Failure code [989M00] Engine Controller Lock Caution 2 ................................................... 40- 111
Failure code [989N00] Engine Controller Lock Caution 3.................................................... 40- 111-1
Failure code [AA10NX] Air Cleaner Clogging ...................................................................... 40- 111-2
Failure code [AB00KE] Charge Voltage Low ....................................................................... 40- 112
Failure code [B@BAZG] Eng Oil Press Low........................................................................ 40- 114
Failure code [B@BAZK] Eng Oil Level Low......................................................................... 40- 115
Failure code [B@BCNS] Eng Water Overheat .................................................................... 40- 116
Failure code [B@BCZK] Eng Water Level Low ................................................................... 40- 118
Failure code [B@HANS] Hyd Oil Overheat.......................................................................... 40- 120
Failure code [CA111] ECM Critical Internal Failure ............................................................. 40- 121
Failure code [CA115] Eng Ne and Bkup Speed Sens Error ................................................ 40- 121
Failure code [CA122] Chg Air Press Sensor High Error ...................................................... 40- 122
Failure code [CA123] Chg Air Press Sensor Low Error ....................................................... 40- 124
Failure code [CA131] Throttle Sensor High Error ................................................................ 40- 126
Failure code [CA132] Throttle Sensor Low Error ................................................................. 40- 128
Failure code [CA144] Coolant Temp Sens High Error ......................................................... 40- 130
Failure code [CA145] Coolant Temp Sens Low Error.......................................................... 40- 132
Failure code [CA153] Chg Air Temp Sensor High Error ...................................................... 40- 134
00-3-1
4
56
57
59
61
61
62
65
66
66
67
68
70
70
132
133
134
140
141
141
10
111
HB205-1, HB215LC-1
(03)
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