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Komatsu HD785-7 Shop Manual page 14

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SEN01276-12
Failure code [DDD9KA] ABS system switch system: Disconnection .......................................... 76
Failure code [DDD9KB] ABS system switch system: Short circuit .............................................. 78
Failure code [DDDAKA] ASR system switch: Disconnection ...................................................... 80
Failure code [DDDAKB] ASR system switch: Short circuit.......................................................... 82
Failure code [DDE2KB] Engine oil pressure switch error: Grounding fault ................................. 84
Failure code [DDE2L6] Engine oil pressure switch error: Disconnection or hot short circuit ...... 86
Failure code [DDP6L4] Service brake pressure switch trouble (Rear)........................................ 88
Failure code [DDTHKA] Hi clutch fill switch: Disconnection ........................................................ 90
Failure code [DDTJKA] Lo clutch fill switch: Disconnection ........................................................ 92
Failure code [DDTKKA] 1st clutch fill switch: Disconnection....................................................... 94
Failure code [DDTLKA] 2nd clutch fill switch: Disconnection ...................................................... 96
Failure code [DDTMKA] 3rd clutch fill switch: Disconnection...................................................... 98
Failure code [DDTNKA] R clutch fill switch: Disconnection......................................................... 100
Failure code [DDTPKA] 4th clutch fill switch: Disconnection....................................................... 102
Failure code [DF10KA] Gear shift lever: Disconnection .............................................................. 104
Failure code [DF10KB] Gear shift lever: Short circuit.................................................................. 107
Failure code [DGE5KX] (or VHMS_LED display: "n4" o "01")
(Atmospheric temperature sensor: Out of input signal range) ................................................. 110
Failure code [DGF1KX] Transmission oil temperature sensor: Out of input signal range ........... 112
Failure code [DGR2KB] Trouble in retarder oil temperature sensor (rear wheel) system
(Disconnection and short circuit) ............................................................................................. 114
Failure code [DGR2KZ] Trouble in retarder oil temperature sensor (rear wheel) system
(Ground fault)........................................................................................................................... 116
Failure code [DGR4KB] Trouble in retarder oil temperature sensor (front wheel) system
(Disconnection and short circuit) ............................................................................................. 118
Failure code [DGR4KZ] Trouble in retarder oil temperature sensor (front wheel) system
(Ground fault)........................................................................................................................... 120
Failure code [DGR6KX] Steering oil temperature sensor: Input signal out of range ................... 122
Failure code [DGT1KX] Torque converter oil temperature sensor: Out of input signal range ..... 124
Troubleshooting by failure code, Part 7
Failure code [DGT5KA] (or VHMS_LED display: "n3" o "12")
Left bank exhaust temperature sensor system (Front): Disconnection ...................................
Failure code [dGT5KA] (or VHMS_LED display: "n3" o "22")
Left bank exhaust temperature sensor system (Rear): Disconnection ....................................
Failure code [DGT5KB] (or VHMS_LED display: "n3" o "11")
Left bank exhaust temperature sensor system (Front): Short circuit .......................................
Failure code [dGT5KB] (or VHMS_LED display: "n3" o "21")
Left bank exhaust temperature sensor system (Rear): Short circuit........................................ 12
Failure code [DGT6KA] (or VHMS_LED display: "n3" o "24")
Right bank exhaust temperature sensor system (Front): Disconnection ................................. 15
Failure code [dGT6KA] (or VHMS_LED display: "n3" o "26")
Right bank exhaust temperature sensor system (Rear): Disconnection.................................. 18
Failure code [DGT6KB] (or VHMS_LED display: "n3" o "23")
Right bank exhaust temperature sensor system (Front): Short circuit..................................... 21
Failure code [dGT6KB] (or VHMS_LED display: "n3" o "25")
Right bank exhaust temperature sensor system (Rear): Short circuit ..................................... 24
Failure code [DHE5KB] (or VHMS_LED display: "n3" o "32")
(Blow-by pressure sensor: Short circuit).................................................................................. 28
Failure code [DHE5KY] (or VHMS_LED display: "n3" o "31")
(Blow-by pressure sensor: Short circuit with power supply line).............................................. 30
Failure code [DHP4KY] (or VHMS_LED display: "n5" o "44")
Suspension pressure sensor system: Short circuit (Right front) .............................................. 32
Failure code [DHP4KZ] (or VHMS_LED display: "n5" o "43")
Suspension pressure sensor system: Disconnection or ground fault (Right front) .................. 34
Failure code [DHP5KY] (or VHMS_LED display: "n5" o "54")
Suspension pressure sensor system: Short circuit (Left front) ................................................ 36
Failure code [DHP5KZ] (or VHMS_LED display: "n5" o "53")
Suspension pressure sensor system: Disconnection or ground fault (Left front) .................... 38
12
00 Index and foreword
SEN01944-01
3
6
9
HD785-7

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