Komatsu — 16.4 OTHER TROUBLE

16. TROUBLESHOOTING 2-126 Priority of display Description Service code External display lamp 18 External display lamp No.1 relay short circuit F-41 flashes. Related lamp: Lights up when parking. Lights off when traveling. Other lamps: Normally operates when loading. Except loading; Flashes when parking. Lights off when traveling. 19 External display lamp No.2 relay short circuit F-42 flashes. 20 External display lamp No.3 relay short circuit F-43 flashes. 21 External display lamp No.4 relay short circuit F-44 flashes. 22 External display lamp No.5 relay short circuit F-45 flashes. 23 Incorrect cycle data of loading (*2) L.bad flashes. – 24 Over limit-speed SP:SP flashes.

– 25 Incorrect communication or incorrect option code setting F-71 flashes, F-73 flashes, F-80 flashes, F-81 flashes, F-91 flashes, F-92 flashes, F-93 flashes, F-94 flashes, F-95 flashes, F-96 flashes, F-97 flashes, F-98 flashes –