Komatsu — 16.4 OTHER TROUBLE

16. TROUBLESHOOTING Payload meter (cord type, if equipped) 2-125 Priority of display Description Service code External display lamp 1 Dump lever not at FLOAT (except dozing) b-FL lights up. All lamps flash b-FL lights up. – 2 Memory card not inserted. Cd flashes. – 3 Backup battery voltage dropped F-09 flashes. – 4 Cycle data memory FULL See (*1) – Engine ON/OFF data memory FULL Abnormality/warning data memory FULL Data memory FULL of accumulated payload and number of total cycles 5 R terminal disconnection F-18 flashes. All lamps flash. 6 Sensor power supply (18 volt) abnormal F-20 flashes. All lamps flash.

7 Ground fault or disconnection of front left suspension pressure sensing system F-21 flashes. All lamps flash. 8 Ground fault or disconnection of front right suspension pressure sensing system F-22 flashes. 9 Ground fault or disconnection of rear left suspension pressure sensing system F-23 flashes. 10 Ground fault or disconnection of rear right suspension pressure sensing system F-24 flashes. 11 Power supply abnormality or short circuit of front left suspension pressure sensing system F-25 flashes. All lamps flash. 12 Power supply abnormality or short circuit of front right suspension pressure sensing system F-26 flashes.

13 Power supply abnormality or short circuit of rear left suspension pressure sensing system F-27 flashes. 14 Power supply abnormality or short circuit of rear right suspension pressure sensing system F-28 flashes. 15 Ground fault or disconnection of clinometer system F-31 flashes. All lamps flash. 16 Power supply abnormality or short circuit of clinometer system F-32 flashes 17 Calibration is executed or RAM abnormal F-CAL flashes. All lamps flash.