Komatsu 70001 - Page 8

SEN02225-15 00 Index and foreword
6 PC400, 450-8
Adjusting play of work equipment and swing PPC valves........................................................... 50
Inspecting locations of hydraulic drift of work equipment ............................................................ 51
Release of residual pressure from hydraulic circuit..................................................................... 53
Testing oil leakage....................................................................................................................... 54
Bleeding air from various parts.................................................................................................... 57
Testing and adjusting, Part 2 SEN02645-06
Special functions of machine monitor.......................................................................................... 2
Testing and adjusting, Part 3 SEN02662-02
Handling voltage circuit of engine controller................................................................................ 2
Preparation work for troubleshooting of electrical system........................................................... 3
Procedure for testing diodes ....................................................................................................... 8
Pm Clinic service......................................................................................................................... 9
Undercarriage troubleshooting report.......................................................................................... 16
40 Troubleshooting
Failure code table and fuse locations SEN02646-03
Failure codes table...................................................................................................................... 2
Fuse locations ............................................................................................................................. 5
General information on troubleshooting SEN02647-03
Points to remember when troubleshooting.................................................................................. 2
Sequence of events in troubleshooting ....................................................................................... 3
Checks before troubleshooting.................................................................................................... 4
Classification and procedures for troubleshooting ...................................................................... 5
Information contained in troubleshooting table............................................................................ 6
Phenomena looking like troubles and troubleshooting Nos. ....................................................... 8
Connection table for connector pin numbers............................................................................... 10
T- branch box and T- branch adapter table ................................................................................. 46
Troubleshooting by failure code (Display of code), Part 1 SEN02648-04
Failure code [989L00] Engine Controller Lock Caution 1............................................................ 3
Failure code [989M00] Engine Controller Lock Caution2............................................................ 4
Failure code [989N00] Engine Controller Lock Caution3 ............................................................ 5
Failure code [AA10NX] Air cleaner Clogging .............................................................................. 6
Failure code [AB00KE] Charge Voltage Low............................................................................... 8
Failure code [B@BAZG] Eng Oil Press. Low .............................................................................. 10
Failure code [B@BAZK] Eng Oil Level Low ................................................................................ 12
Failure code [B@BCNS] Eng. Water Overheat........................................................................... 14
Failure code [B@BCZK] Eng Water Level Low........................................................................... 16
Failure code [B@HANS] Hydr Oil Overheat................................................................................ 18
Failure code [CA111] ECM Critical Internal Failure..................................................................... 19
Failure code [CA115] Eng Ne and Bkup Speed Sens Error ........................................................ 21
Failure code [CA122] Chg Air Press Sensor High Error.............................................................. 22
Failure code [CA123] Chg Air Press Sensor Low Error .............................................................. 24
Failure code [CA131] Throttle Sensor High Error........................................................................ 26
Failure code [CA132] Throttle Sensor Low Error ........................................................................ 28
Failure code [CA135] Eng Oil Press Sensor High Error.............................................................. 30
Failure code [CA141] Eng Oil Press Sensor Low Error............................................................... 32
Failure code [CA141] Eng Oil Press Sensor Low Error............................................................... 33
Failure code [CA145] Coolant Temp Sens Low Error.................................................................. 35
Failure code [CA153] Chg Air Temp Sensor High Error.............................................................. 37
Failure code [CA154] Chg Air Temp Sensor Low Error............................................................... 39
Failure code [CA187] Sens Supply 2 Volt Low Error................................................................... 41
Failure code [CA221] Ambient Press Sens High Error................................................................ 43
Failure code [CA222] Ambient Press Sens Low Error ................................................................ 45
Failure code [CA227] Sens Supply 2 Volt High Error.................................................................. 47
Failure code [CA234] Eng Overspeed......................................................................................... 48
Failure code [CA238] Ne Speed Sens Supply Volt Error............................................................. 49
Failure code [CA263] Fuel Temp Sensor High Error................................................................... 50
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